diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index 0314e325a669345eb8f9aea8d006a0bc66a13e1d..8da5653bd8958605e1dbb2e3e0335aaa24abc9dc 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -36,6 +36,17 @@ config FORCE_MAX_ZONEORDER int default 6 +config TRACE_IRQFLAGS_SUPPORT + depends on ETRAX_ARCH_V32 + def_bool y + +config STACKTRACE_SUPPORT + def_bool y + +config LOCKDEP_SUPPORT + depends on ETRAX_ARCH_V32 + def_bool y + config CRIS bool default y @@ -58,6 +69,7 @@ config CRIS select CLKSRC_MMIO if ETRAX_ARCH_V32 select GENERIC_CLOCKEVENTS if ETRAX_ARCH_V32 select GENERIC_SCHED_CLOCK if ETRAX_ARCH_V32 + select HAVE_DEBUG_BUGVERBOSE if ETRAX_ARCH_V32 config HZ int diff --git a/arch/cris/arch-v10/kernel/entry.S b/arch/cris/arch-v10/kernel/entry.S index 81570fcd0412815917617ee4a3063c2a76c32976..b5622521dad50b18fc4065e823d7bd9c686279a3 100644 --- a/arch/cris/arch-v10/kernel/entry.S +++ b/arch/cris/arch-v10/kernel/entry.S @@ -955,6 +955,14 @@ sys_call_table: .long sys_process_vm_writev .long sys_kcmp /* 350 */ .long sys_finit_module + .long sys_sched_setattr + .long sys_sched_getattr + .long sys_renameat2 + .long sys_seccomp /* 355 */ + .long sys_getrandom + .long sys_memfd_create + .long sys_bpf + .long sys_execveat /* * NOTE!! This doesn't have to be exact - we just have diff --git a/arch/cris/arch-v10/lib/dmacopy.c b/arch/cris/arch-v10/lib/dmacopy.c deleted file mode 100644 index 49f5b8ca5b47bd595e78393914571c7442c756e2..0000000000000000000000000000000000000000 --- a/arch/cris/arch-v10/lib/dmacopy.c +++ /dev/null @@ -1,42 +0,0 @@ -/* - * memcpy for large blocks, using memory-memory DMA channels 6 and 7 in Etrax - */ - -#include -#include - -#define D(x) - -void *dma_memcpy(void *pdst, - const void *psrc, - unsigned int pn) -{ - static etrax_dma_descr indma, outdma; - - D(printk(KERN_DEBUG "dma_memcpy %d bytes... ", pn)); - -#if 0 - *R_GEN_CONFIG = genconfig_shadow = - (genconfig_shadow & ~0x3c0000) | - IO_STATE(R_GEN_CONFIG, dma6, intdma7) | - IO_STATE(R_GEN_CONFIG, dma7, intdma6); -#endif - indma.sw_len = outdma.sw_len = pn; - indma.ctrl = d_eol | d_eop; - outdma.ctrl = d_eol; - indma.buf = psrc; - outdma.buf = pdst; - - *R_DMA_CH6_FIRST = &indma; - *R_DMA_CH7_FIRST = &outdma; - *R_DMA_CH6_CMD = IO_STATE(R_DMA_CH6_CMD, cmd, start); - *R_DMA_CH7_CMD = IO_STATE(R_DMA_CH7_CMD, cmd, start); - - while (*R_DMA_CH7_CMD == 1) - /* wait for completion */; - - D(printk(KERN_DEBUG "done\n")); -} - - - diff --git a/arch/cris/arch-v10/lib/old_checksum.c b/arch/cris/arch-v10/lib/old_checksum.c deleted file mode 100644 index 8f79163f139415773acb3ee4f65bb00ed64ea940..0000000000000000000000000000000000000000 --- a/arch/cris/arch-v10/lib/old_checksum.c +++ /dev/null @@ -1,86 +0,0 @@ -/* - * INET An implementation of the TCP/IP protocol suite for the LINUX - * operating system. INET is implemented using the BSD Socket - * interface as the means of communication with the user level. - * - * IP/TCP/UDP checksumming routines - * - * Authors: Jorge Cwik, - * Arnt Gulbrandsen, - * Tom May, - * Lots of code moved from tcp.c and ip.c; see those files - * for more names. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include -#include - -#undef PROFILE_CHECKSUM - -#ifdef PROFILE_CHECKSUM -/* these are just for profiling the checksum code with an oscillioscope.. uh */ -#if 0 -#define BITOFF *((unsigned char *)0xb0000030) = 0xff -#define BITON *((unsigned char *)0xb0000030) = 0x0 -#endif -#include -#define CBITON LED_ACTIVE_SET(1) -#define CBITOFF LED_ACTIVE_SET(0) -#define BITOFF -#define BITON -#else -#define BITOFF -#define BITON -#define CBITOFF -#define CBITON -#endif - -/* - * computes a partial checksum, e.g. for TCP/UDP fragments - */ - -#include - -__wsum csum_partial(const void *p, int len, __wsum __sum) -{ - u32 sum = (__force u32)__sum; - const u16 *buff = p; - /* - * Experiments with ethernet and slip connections show that buff - * is aligned on either a 2-byte or 4-byte boundary. - */ - const void *endMarker = p + len; - const void *marker = endMarker - (len % 16); -#if 0 - if((int)buff & 0x3) - printk("unaligned buff %p\n", buff); - __delay(900); /* extra delay of 90 us to test performance hit */ -#endif - BITON; - while (buff < marker) { - sum += *buff++; - sum += *buff++; - sum += *buff++; - sum += *buff++; - sum += *buff++; - sum += *buff++; - sum += *buff++; - sum += *buff++; - } - marker = endMarker - (len % 2); - while (buff < marker) - sum += *buff++; - - if (endMarker > buff) - sum += *(const u8 *)buff; /* add extra byte separately */ - - BITOFF; - return (__force __wsum)sum; -} - -EXPORT_SYMBOL(csum_partial); diff --git a/arch/cris/arch-v32/drivers/Kconfig b/arch/cris/arch-v32/drivers/Kconfig index 4fc16b44fff26e5196729e61311464bc2c214b82..e6c523cc40bc824bd1c83735873b25426f0a46bc 100644 --- a/arch/cris/arch-v32/drivers/Kconfig +++ b/arch/cris/arch-v32/drivers/Kconfig @@ -202,7 +202,7 @@ config ETRAX_PA_CHANGEABLE_DIR default "0x00" if ETRAXFS default "0x00000000" if !ETRAXFS help - This is a bitmask (8 bits) with information of what bits in PA that a + This is a bitmask with information of what bits in PA that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0 here, but it depends on your hardware. @@ -213,7 +213,7 @@ config ETRAX_PA_CHANGEABLE_BITS default "0x00" if ETRAXFS default "0x00000000" if !ETRAXFS help - This is a bitmask (8 bits) with information of what bits in PA + This is a bitmask with information of what bits in PA that a user can change the value on using ioctl's. Bit set = changeable. @@ -223,7 +223,7 @@ config ETRAX_PB_CHANGEABLE_DIR default "0x00000" if ETRAXFS default "0x00000000" if !ETRAXFS help - This is a bitmask (18 bits) with information of what bits in PB + This is a bitmask with information of what bits in PB that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0 here, but it depends on your hardware. @@ -234,7 +234,7 @@ config ETRAX_PB_CHANGEABLE_BITS default "0x00000" if ETRAXFS default "0x00000000" if !ETRAXFS help - This is a bitmask (18 bits) with information of what bits in PB + This is a bitmask with information of what bits in PB that a user can change the value on using ioctl's. Bit set = changeable. @@ -244,7 +244,7 @@ config ETRAX_PC_CHANGEABLE_DIR default "0x00000" if ETRAXFS default "0x00000000" if !ETRAXFS help - This is a bitmask (18 bits) with information of what bits in PC + This is a bitmask with information of what bits in PC that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0 here, but it depends on your hardware. @@ -253,9 +253,9 @@ config ETRAX_PC_CHANGEABLE_BITS hex "PC user changeable bits mask" depends on ETRAX_GPIO default "0x00000" if ETRAXFS - default "0x00000000" if ETRAXFS + default "0x00000000" if !ETRAXFS help - This is a bitmask (18 bits) with information of what bits in PC + This is a bitmask with information of what bits in PC that a user can change the value on using ioctl's. Bit set = changeable. @@ -264,7 +264,7 @@ config ETRAX_PD_CHANGEABLE_DIR depends on ETRAX_GPIO && ETRAXFS default "0x00000" help - This is a bitmask (18 bits) with information of what bits in PD + This is a bitmask with information of what bits in PD that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0x00000 here, but it depends on your hardware. diff --git a/arch/cris/arch-v32/drivers/axisflashmap.c b/arch/cris/arch-v32/drivers/axisflashmap.c index 28dd77144e8fe8e24a0ac94cd309b5ac1587aac4..5387424683ccce2b26e912474a0e2974e6abc558 100644 --- a/arch/cris/arch-v32/drivers/axisflashmap.c +++ b/arch/cris/arch-v32/drivers/axisflashmap.c @@ -313,6 +313,7 @@ static int __init init_axis_flash(void) size_t len; int ram_rootfs_partition = -1; /* -1 => no RAM rootfs partition */ int part; + struct mtd_partition *partition; /* We need a root fs. If it resides in RAM, we need to use an * MTDRAM device, so it must be enabled in the kernel config, @@ -329,7 +330,7 @@ static int __init init_axis_flash(void) main_mtd = flash_probe(); if (main_mtd) - printk(KERN_INFO "%s: 0x%08x bytes of NOR flash memory.\n", + printk(KERN_INFO "%s: 0x%08llx bytes of NOR flash memory.\n", main_mtd->name, main_mtd->size); #ifdef CONFIG_ETRAX_NANDFLASH @@ -388,10 +389,10 @@ static int __init init_axis_flash(void) #endif if (main_mtd) { + loff_t ptable_sector = CONFIG_ETRAX_PTABLE_SECTOR; main_mtd->owner = THIS_MODULE; axisflash_mtd = main_mtd; - loff_t ptable_sector = CONFIG_ETRAX_PTABLE_SECTOR; /* First partition (rescue) is always set to the default. */ pidx++; @@ -517,7 +518,7 @@ static int __init init_axis_flash(void) /* Decide whether to use default partition table. */ /* Only use default table if we actually have a device (main_mtd) */ - struct mtd_partition *partition = &axis_partitions[0]; + partition = &axis_partitions[0]; if (main_mtd && !ptable_ok) { memcpy(axis_partitions, axis_default_partitions, sizeof(axis_default_partitions)); @@ -580,7 +581,7 @@ static int __init init_axis_flash(void) printk(KERN_INFO "axisflashmap: Adding RAM partition " "for rootfs image.\n"); err = mtdram_init_device(mtd_ram, - (void *)partition[part].offset, + (void *)(u_int32_t)partition[part].offset, partition[part].size, partition[part].name); if (err) diff --git a/arch/cris/arch-v32/drivers/mach-a3/gpio.c b/arch/cris/arch-v32/drivers/mach-a3/gpio.c index 74f9fe80940c73cd2d66bf9a8e9d5d23c4e5ab38..c92e1da3684db69c867cbbf9f5aa9521891bef54 100644 --- a/arch/cris/arch-v32/drivers/mach-a3/gpio.c +++ b/arch/cris/arch-v32/drivers/mach-a3/gpio.c @@ -957,7 +957,7 @@ static void __init virtual_gpio_init(void) static int __init gpio_init(void) { - int res; + int res, res2; printk(KERN_INFO "ETRAX FS GPIO driver v2.7, (c) 2003-2008 " "Axis Communications AB\n"); @@ -977,7 +977,7 @@ static int __init gpio_init(void) CRIS_LED_DISK_READ(0); CRIS_LED_DISK_WRITE(0); - int res2 = request_irq(GIO_INTR_VECT, gpio_interrupt, + res2 = request_irq(GIO_INTR_VECT, gpio_interrupt, IRQF_SHARED, "gpio", &alarmlist); if (res2) { printk(KERN_ERR "err: irq for gpio\n"); diff --git a/arch/cris/arch-v32/drivers/mach-fs/gpio.c b/arch/cris/arch-v32/drivers/mach-fs/gpio.c index 009f4ee1bd09535d8a6753462d1fff9c1d84f9fa..72968fbf814b88fcb75d67d39d4dbab817317057 100644 --- a/arch/cris/arch-v32/drivers/mach-fs/gpio.c +++ b/arch/cris/arch-v32/drivers/mach-fs/gpio.c @@ -425,12 +425,11 @@ gpio_open(struct inode *inode, struct file *filp) if (p > GPIO_MINOR_LAST) return -EINVAL; - priv = kmalloc(sizeof(struct gpio_private), GFP_KERNEL); + priv = kzalloc(sizeof(struct gpio_private), GFP_KERNEL); if (!priv) return -ENOMEM; mutex_lock(&gpio_mutex); - memset(priv, 0, sizeof(*priv)); priv->minor = p; diff --git a/arch/cris/arch-v32/kernel/entry.S b/arch/cris/arch-v32/kernel/entry.S index 026a0b21b8f0f4018a6922386e2913c368b37b83..b17a20999f87b2812c553dbe39c0b44a90a8d20e 100644 --- a/arch/cris/arch-v32/kernel/entry.S +++ b/arch/cris/arch-v32/kernel/entry.S @@ -240,6 +240,17 @@ ret_from_sys_call: .type _Rexit,@function _Rexit: +#if defined(CONFIG_TRACE_IRQFLAGS) + addoq +PT_ccs, $sp, $acr + move.d [$acr], $r0 + btstq 15, $r0 ; I1 + bpl 1f + nop + jsr trace_hardirqs_on + nop +1: +#endif + ;; This epilogue MUST match the prologues in multiple_interrupt, irq.h ;; and ptregs.h. addq 4, $sp ; Skip orig_r10. @@ -875,6 +886,14 @@ sys_call_table: .long sys_process_vm_writev .long sys_kcmp /* 350 */ .long sys_finit_module + .long sys_sched_setattr + .long sys_sched_getattr + .long sys_renameat2 + .long sys_seccomp /* 355 */ + .long sys_getrandom + .long sys_memfd_create + .long sys_bpf + .long sys_execveat /* * NOTE!! This doesn't have to be exact - we just have diff --git a/arch/cris/arch-v32/kernel/process.c b/arch/cris/arch-v32/kernel/process.c index cebd32e2a8fb912b01c007de6756d5f129a52ca9..c7ce784a393cc24bfaa1a03ba6a486fff9e33363 100644 --- a/arch/cris/arch-v32/kernel/process.c +++ b/arch/cris/arch-v32/kernel/process.c @@ -23,9 +23,9 @@ extern void stop_watchdog(void); /* We use this if we don't have any better idle routine. */ void default_idle(void) { + local_irq_enable(); /* Halt until exception. */ - __asm__ volatile("ei \n\t" - "halt "); + __asm__ volatile("halt"); } /* diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c index 3a36ae6b79d5a30d2723eee234ef9e2063be0f78..150d1d76c29d2e2c038141177145f82cbfc3b03a 100644 --- a/arch/cris/arch-v32/kernel/signal.c +++ b/arch/cris/arch-v32/kernel/signal.c @@ -19,7 +19,6 @@ #include #include #include -#include #include extern unsigned long cris_signal_return_page; diff --git a/arch/cris/arch-v32/mach-fs/pinmux.c b/arch/cris/arch-v32/mach-fs/pinmux.c index 05a04708b8eb45b43bfe6cb615e306b472c3de32..d8a3a3c439dd0810bd1593b18587840a92b35ad0 100644 --- a/arch/cris/arch-v32/mach-fs/pinmux.c +++ b/arch/cris/arch-v32/mach-fs/pinmux.c @@ -46,6 +46,8 @@ static int __crisv32_pinmux_alloc(int port, int first_pin, int last_pin, pins[port][i] = mode; crisv32_pinmux_set(port); + + return 0; } static int crisv32_pinmux_init(void) @@ -93,6 +95,7 @@ int crisv32_pinmux_alloc_fixed(enum fixed_function function) int ret = -EINVAL; char saved[sizeof pins]; unsigned long flags; + reg_pinmux_rw_hwprot hwprot; spin_lock_irqsave(&pinmux_lock, flags); @@ -101,7 +104,7 @@ int crisv32_pinmux_alloc_fixed(enum fixed_function function) crisv32_pinmux_init(); /* Must be done before we read rw_hwprot */ - reg_pinmux_rw_hwprot hwprot = REG_RD(pinmux, regi_pinmux, rw_hwprot); + hwprot = REG_RD(pinmux, regi_pinmux, rw_hwprot); switch (function) { case pinmux_ser1: @@ -227,6 +230,7 @@ int crisv32_pinmux_dealloc_fixed(enum fixed_function function) int ret = -EINVAL; char saved[sizeof pins]; unsigned long flags; + reg_pinmux_rw_hwprot hwprot; spin_lock_irqsave(&pinmux_lock, flags); @@ -235,7 +239,7 @@ int crisv32_pinmux_dealloc_fixed(enum fixed_function function) crisv32_pinmux_init(); /* Must be done before we read rw_hwprot */ - reg_pinmux_rw_hwprot hwprot = REG_RD(pinmux, regi_pinmux, rw_hwprot); + hwprot = REG_RD(pinmux, regi_pinmux, rw_hwprot); switch (function) { case pinmux_ser1: diff --git a/arch/cris/configs/artpec_3_defconfig b/arch/cris/configs/artpec_3_defconfig index 71854d41c5a0238b16c9c6ff20c9953534ecc7c1..70e497e0b03ee0b49f6079b8e791684e79b0f782 100644 --- a/arch/cris/configs/artpec_3_defconfig +++ b/arch/cris/configs/artpec_3_defconfig @@ -12,10 +12,6 @@ CONFIG_ETRAX_FAST_TIMER=y CONFIG_CRIS_MACH_ARTPEC3=y CONFIG_ETRAX_DRAM_SIZE=32 CONFIG_ETRAX_FLASH1_SIZE=4 -CONFIG_ETRAX_DEF_GIO_PA_OE=1c -CONFIG_ETRAX_DEF_GIO_PA_OUT=00 -CONFIG_ETRAX_DEF_GIO_PB_OE=00000 -CONFIG_ETRAX_DEF_GIO_PB_OUT=00000 CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -42,3 +38,4 @@ CONFIG_JFFS2_FS=y CONFIG_CRAMFS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y +CONFIG_ETRAX_GPIO=y diff --git a/arch/cris/configs/etraxfs_defconfig b/arch/cris/configs/etraxfs_defconfig index 87c7227fecb2d622001d5cbdb7509a8881ae8796..91232680d6c8641bf1598aced914f2790e3bfd0c 100644 --- a/arch/cris/configs/etraxfs_defconfig +++ b/arch/cris/configs/etraxfs_defconfig @@ -38,3 +38,4 @@ CONFIG_JFFS2_FS=y CONFIG_CRAMFS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y +CONFIG_ETRAX_GPIO=y diff --git a/arch/cris/include/arch-v32/arch/bug.h b/arch/cris/include/arch-v32/arch/bug.h index 0f211e13524841591926e43ae844666d44acf6b6..fb59faaaae0af41ff8e0908a776bdbc3edcd5ab8 100644 --- a/arch/cris/include/arch-v32/arch/bug.h +++ b/arch/cris/include/arch-v32/arch/bug.h @@ -10,6 +10,7 @@ * All other stuff is done out-of-band with exception handlers. */ #define BUG() \ +do { \ __asm__ __volatile__ ("0: break 14\n\t" \ ".section .fixup,\"ax\"\n" \ "1:\n\t" \ @@ -21,9 +22,15 @@ ".section __ex_table,\"a\"\n\t" \ ".dword 0b, 1b\n\t" \ ".previous\n\t" \ - : : "ri" (__FILE__), "i" (__LINE__)) + : : "ri" (__FILE__), "i" (__LINE__)); \ + unreachable(); \ +} while (0) #else -#define BUG() __asm__ __volatile__ ("break 14\n\t") +#define BUG() \ +do { \ + __asm__ __volatile__ ("break 14\n\t"); \ + unreachable(); \ +} while (0) #endif #define HAVE_ARCH_BUG diff --git a/arch/cris/include/arch-v32/arch/irqflags.h b/arch/cris/include/arch-v32/arch/irqflags.h index 041851f8ec6f9d4aeb5f458b96a1c26ef65908f5..5f6fddf9950997ea56936e43c6ebd070dc8850ca 100644 --- a/arch/cris/include/arch-v32/arch/irqflags.h +++ b/arch/cris/include/arch-v32/arch/irqflags.h @@ -2,7 +2,7 @@ #define __ASM_CRIS_ARCH_IRQFLAGS_H #include -#include +#include static inline unsigned long arch_local_save_flags(void) { diff --git a/arch/cris/include/asm/Kbuild b/arch/cris/include/asm/Kbuild index ad2244f35bca0c991e8c42702edb613dc8aa5334..b7f68192d15b52cb4e6c34c78eac88a02fa971d5 100644 --- a/arch/cris/include/asm/Kbuild +++ b/arch/cris/include/asm/Kbuild @@ -1,14 +1,20 @@ generic-y += atomic.h +generic-y += auxvec.h generic-y += barrier.h +generic-y += bitsperlong.h generic-y += clkdev.h generic-y += cmpxchg.h generic-y += cputime.h generic-y += device.h generic-y += div64.h +generic-y += errno.h generic-y += exec.h generic-y += emergency-restart.h +generic-y += fcntl.h generic-y += futex.h generic-y += hardirq.h +generic-y += ioctl.h +generic-y += ipcbuf.h generic-y += irq_regs.h generic-y += irq_work.h generic-y += kdebug.h @@ -19,11 +25,22 @@ generic-y += local.h generic-y += local64.h generic-y += mcs_spinlock.h generic-y += mm-arch-hooks.h +generic-y += mman.h generic-y += module.h +generic-y += msgbuf.h generic-y += percpu.h +generic-y += poll.h generic-y += preempt.h +generic-y += resource.h generic-y += sections.h +generic-y += sembuf.h +generic-y += shmbuf.h +generic-y += siginfo.h +generic-y += socket.h +generic-y += sockios.h +generic-y += statfs.h generic-y += topology.h generic-y += trace_clock.h +generic-y += types.h generic-y += vga.h generic-y += xor.h diff --git a/arch/cris/include/asm/mmu_context.h b/arch/cris/include/asm/mmu_context.h index 1d45fd6365b729416e2e53e00ee40a6c3405ab95..349acfd25d2f6164248104e3390cfdaa24a13b53 100644 --- a/arch/cris/include/asm/mmu_context.h +++ b/arch/cris/include/asm/mmu_context.h @@ -11,7 +11,14 @@ extern void switch_mm(struct mm_struct *prev, struct mm_struct *next, #define deactivate_mm(tsk,mm) do { } while (0) -#define activate_mm(prev,next) switch_mm((prev),(next),NULL) +static inline void activate_mm(struct mm_struct *prev, struct mm_struct *next) +{ + unsigned long flags; + + local_irq_save(flags); + switch_mm(prev, next, NULL); + local_irq_restore(flags); +} /* current active pgd - this is similar to other processors pgd * registers like cr3 on the i386 diff --git a/arch/cris/include/asm/stacktrace.h b/arch/cris/include/asm/stacktrace.h new file mode 100644 index 0000000000000000000000000000000000000000..2d90856943ad017c3a94919a820f298589896916 --- /dev/null +++ b/arch/cris/include/asm/stacktrace.h @@ -0,0 +1,8 @@ +#ifndef __CRIS_STACKTRACE_H +#define __CRIS_STACKTRACE_H + +void walk_stackframe(unsigned long sp, + int (*fn)(unsigned long addr, void *data), + void *data); + +#endif diff --git a/arch/cris/include/asm/types.h b/arch/cris/include/asm/types.h deleted file mode 100644 index a3cac7757c7ff6819db128ddea6ff519046e9b85..0000000000000000000000000000000000000000 --- a/arch/cris/include/asm/types.h +++ /dev/null @@ -1,12 +0,0 @@ -#ifndef _ETRAX_TYPES_H -#define _ETRAX_TYPES_H - -#include - -/* - * These aren't exported outside the kernel to avoid name space clashes - */ - -#define BITS_PER_LONG 32 - -#endif diff --git a/arch/cris/include/asm/unistd.h b/arch/cris/include/asm/unistd.h index 0f40fed1ba25852d0d681749ad07d95b4bcca3fa..9c23535821c01c37f1fb404b7e7d8d8f11f3f27b 100644 --- a/arch/cris/include/asm/unistd.h +++ b/arch/cris/include/asm/unistd.h @@ -4,7 +4,7 @@ #include -#define NR_syscalls 360 +#define NR_syscalls 365 #include diff --git a/arch/cris/include/uapi/asm/Kbuild b/arch/cris/include/uapi/asm/Kbuild index 01f66b8f15e50b83a75fcd9693d253348a459297..d5564a0ae66adc23b7c42fe31f69ad1f3ac131e6 100644 --- a/arch/cris/include/uapi/asm/Kbuild +++ b/arch/cris/include/uapi/asm/Kbuild @@ -6,6 +6,9 @@ header-y += ../arch-v32/arch/ header-y += auxvec.h header-y += bitsperlong.h header-y += byteorder.h +header-y += elf.h +header-y += elf_v10.h +header-y += elf_v32.h header-y += errno.h header-y += ethernet.h header-y += etraxgpio.h @@ -19,6 +22,8 @@ header-y += param.h header-y += poll.h header-y += posix_types.h header-y += ptrace.h +header-y += ptrace_v10.h +header-y += ptrace_v32.h header-y += resource.h header-y += rs485.h header-y += sembuf.h diff --git a/arch/cris/include/uapi/asm/auxvec.h b/arch/cris/include/uapi/asm/auxvec.h deleted file mode 100644 index cb30b01bf19f259155000e28dea8c10a842947a0..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/auxvec.h +++ /dev/null @@ -1,4 +0,0 @@ -#ifndef __ASMCRIS_AUXVEC_H -#define __ASMCRIS_AUXVEC_H - -#endif diff --git a/arch/cris/include/uapi/asm/bitsperlong.h b/arch/cris/include/uapi/asm/bitsperlong.h deleted file mode 100644 index 6dc0bb0c13b29dd814f403f2fd4efb3b36be0619..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/bitsperlong.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/cris/include/asm/elf.h b/arch/cris/include/uapi/asm/elf.h similarity index 95% rename from arch/cris/include/asm/elf.h rename to arch/cris/include/uapi/asm/elf.h index c2a394ff55ff39f31cfe1f96893865ee8f5d97a9..a5df05bfee66cd7376f71d35536735de6cedb021 100644 --- a/arch/cris/include/asm/elf.h +++ b/arch/cris/include/uapi/asm/elf.h @@ -5,7 +5,11 @@ * ELF register definitions.. */ -#include +#ifdef __arch_v32 +#include +#else +#include +#endif #define R_CRIS_NONE 0 #define R_CRIS_8 1 @@ -32,7 +36,6 @@ typedef unsigned long elf_greg_t; /* Note that NGREG is defined to ELF_NGREG in include/linux/elfcore.h, and is thus exposed to user-space. */ -#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) typedef elf_greg_t elf_gregset_t[ELF_NGREG]; /* A placeholder; CRIS does not have any fp regs. */ @@ -45,8 +48,6 @@ typedef unsigned long elf_fpregset_t; #define ELF_DATA ELFDATA2LSB #define ELF_ARCH EM_CRIS -#include - /* The master for these definitions is {binutils}/include/elf/cris.h: */ /* User symbols in this file have a leading underscore. */ #define EF_CRIS_UNDERSCORE 0x00000001 diff --git a/arch/cris/include/arch-v10/arch/elf.h b/arch/cris/include/uapi/asm/elf_v10.h similarity index 98% rename from arch/cris/include/arch-v10/arch/elf.h rename to arch/cris/include/uapi/asm/elf_v10.h index 1eb638aeddb44446ce3b00a905905dc48ed53772..3ea65cef529db963c0d5bbedf79265b5fde8d62f 100644 --- a/arch/cris/include/arch-v10/arch/elf.h +++ b/arch/cris/include/uapi/asm/elf_v10.h @@ -1,10 +1,11 @@ #ifndef __ASMCRIS_ARCH_ELF_H #define __ASMCRIS_ARCH_ELF_H -#include - #define ELF_MACH EF_CRIS_VARIANT_ANY_V0_V10 +/* Matches struct user_regs_struct */ +#define ELF_NGREG 35 + /* * This is used to ensure we don't load something for the wrong architecture. */ diff --git a/arch/cris/include/arch-v32/arch/elf.h b/arch/cris/include/uapi/asm/elf_v32.h similarity index 98% rename from arch/cris/include/arch-v32/arch/elf.h rename to arch/cris/include/uapi/asm/elf_v32.h index c46d582911668faea3450d0009a635e17025f787..f09fe49005c01032689c547ad79a255a9373316f 100644 --- a/arch/cris/include/arch-v32/arch/elf.h +++ b/arch/cris/include/uapi/asm/elf_v32.h @@ -1,10 +1,11 @@ #ifndef _ASM_CRIS_ELF_H #define _ASM_CRIS_ELF_H -#include - #define ELF_CORE_EFLAGS EF_CRIS_VARIANT_V32 +/* Matches struct user_regs_struct */ +#define ELF_NGREG 32 + /* * This is used to ensure we don't load something for the wrong architecture. */ diff --git a/arch/cris/include/uapi/asm/errno.h b/arch/cris/include/uapi/asm/errno.h deleted file mode 100644 index 2bf5eb5fa773ca79df859375db82da3dcf1d4e0f..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/errno.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _CRIS_ERRNO_H -#define _CRIS_ERRNO_H - -#include - -#endif diff --git a/arch/cris/include/uapi/asm/fcntl.h b/arch/cris/include/uapi/asm/fcntl.h deleted file mode 100644 index 46ab12db57397dfc44a7aa84f9c10ac5e97509d9..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/fcntl.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/cris/include/uapi/asm/ioctl.h b/arch/cris/include/uapi/asm/ioctl.h deleted file mode 100644 index b279fe06dfe5bea925eccf4b39c8908b23379b6a..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/ioctl.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/cris/include/uapi/asm/ipcbuf.h b/arch/cris/include/uapi/asm/ipcbuf.h deleted file mode 100644 index 84c7e51cb6d0befd2b3c013c8bbbbaad6ae02297..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/ipcbuf.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/cris/include/uapi/asm/kvm_para.h b/arch/cris/include/uapi/asm/kvm_para.h deleted file mode 100644 index 14fab8f0b957675dd06bdc00785ca2ec33cd56b9..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/kvm_para.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/cris/include/uapi/asm/mman.h b/arch/cris/include/uapi/asm/mman.h deleted file mode 100644 index 8eebf89f5ab17884a98543f3b37a3b710355083b..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/mman.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/cris/include/uapi/asm/msgbuf.h b/arch/cris/include/uapi/asm/msgbuf.h deleted file mode 100644 index ada63df1d574eb081dd578f9018c6e8b05ecdfe5..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/msgbuf.h +++ /dev/null @@ -1,33 +0,0 @@ -#ifndef _CRIS_MSGBUF_H -#define _CRIS_MSGBUF_H - -/* verbatim copy of asm-i386 version */ - -/* - * The msqid64_ds structure for CRIS architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values - */ - -struct msqid64_ds { - struct ipc64_perm msg_perm; - __kernel_time_t msg_stime; /* last msgsnd time */ - unsigned long __unused1; - __kernel_time_t msg_rtime; /* last msgrcv time */ - unsigned long __unused2; - __kernel_time_t msg_ctime; /* last change time */ - unsigned long __unused3; - unsigned long msg_cbytes; /* current number of bytes on queue */ - unsigned long msg_qnum; /* number of messages in queue */ - unsigned long msg_qbytes; /* max number of bytes on queue */ - __kernel_pid_t msg_lspid; /* pid of last msgsnd */ - __kernel_pid_t msg_lrpid; /* last receive pid */ - unsigned long __unused4; - unsigned long __unused5; -}; - -#endif /* _CRIS_MSGBUF_H */ diff --git a/arch/cris/include/uapi/asm/poll.h b/arch/cris/include/uapi/asm/poll.h deleted file mode 100644 index c98509d3149e637951f5edf96116a70ed9d8bc51..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/poll.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/cris/include/uapi/asm/ptrace.h b/arch/cris/include/uapi/asm/ptrace.h index c689c9bbbe503375055822f51bd9b0666c929395..bd8946f83ed3a13ffb94c64a53db435b8e32ac67 100644 --- a/arch/cris/include/uapi/asm/ptrace.h +++ b/arch/cris/include/uapi/asm/ptrace.h @@ -1 +1,5 @@ -#include +#ifdef __arch_v32 +#include +#else +#include +#endif diff --git a/arch/cris/include/arch-v10/arch/ptrace.h b/arch/cris/include/uapi/asm/ptrace_v10.h similarity index 100% rename from arch/cris/include/arch-v10/arch/ptrace.h rename to arch/cris/include/uapi/asm/ptrace_v10.h diff --git a/arch/cris/include/arch-v32/arch/ptrace.h b/arch/cris/include/uapi/asm/ptrace_v32.h similarity index 100% rename from arch/cris/include/arch-v32/arch/ptrace.h rename to arch/cris/include/uapi/asm/ptrace_v32.h diff --git a/arch/cris/include/uapi/asm/resource.h b/arch/cris/include/uapi/asm/resource.h deleted file mode 100644 index b5d29448de4ebdd88de22ee16a4b9ea0a6c71311..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/resource.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _CRIS_RESOURCE_H -#define _CRIS_RESOURCE_H - -#include - -#endif diff --git a/arch/cris/include/uapi/asm/sembuf.h b/arch/cris/include/uapi/asm/sembuf.h deleted file mode 100644 index 7fed9843796dd9d429d54d7be669a8d4506c51bf..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/sembuf.h +++ /dev/null @@ -1,25 +0,0 @@ -#ifndef _CRIS_SEMBUF_H -#define _CRIS_SEMBUF_H - -/* - * The semid64_ds structure for CRIS architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values - */ - -struct semid64_ds { - struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ - __kernel_time_t sem_otime; /* last semop time */ - unsigned long __unused1; - __kernel_time_t sem_ctime; /* last change time */ - unsigned long __unused2; - unsigned long sem_nsems; /* no. of semaphores in array */ - unsigned long __unused3; - unsigned long __unused4; -}; - -#endif /* _CRIS_SEMBUF_H */ diff --git a/arch/cris/include/uapi/asm/shmbuf.h b/arch/cris/include/uapi/asm/shmbuf.h deleted file mode 100644 index 3239e3f000e8d59edae68dede492eb45fcf5bbe9..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/shmbuf.h +++ /dev/null @@ -1,42 +0,0 @@ -#ifndef _CRIS_SHMBUF_H -#define _CRIS_SHMBUF_H - -/* - * The shmid64_ds structure for CRIS architecture (same as for i386) - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values - */ - -struct shmid64_ds { - struct ipc64_perm shm_perm; /* operation perms */ - size_t shm_segsz; /* size of segment (bytes) */ - __kernel_time_t shm_atime; /* last attach time */ - unsigned long __unused1; - __kernel_time_t shm_dtime; /* last detach time */ - unsigned long __unused2; - __kernel_time_t shm_ctime; /* last change time */ - unsigned long __unused3; - __kernel_pid_t shm_cpid; /* pid of creator */ - __kernel_pid_t shm_lpid; /* pid of last operator */ - unsigned long shm_nattch; /* no. of current attaches */ - unsigned long __unused4; - unsigned long __unused5; -}; - -struct shminfo64 { - unsigned long shmmax; - unsigned long shmmin; - unsigned long shmmni; - unsigned long shmseg; - unsigned long shmall; - unsigned long __unused1; - unsigned long __unused2; - unsigned long __unused3; - unsigned long __unused4; -}; - -#endif /* _CRIS_SHMBUF_H */ diff --git a/arch/cris/include/uapi/asm/siginfo.h b/arch/cris/include/uapi/asm/siginfo.h deleted file mode 100644 index c1cd6d16928b4dbf974334dd6db1c3e175aa2f70..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/siginfo.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _CRIS_SIGINFO_H -#define _CRIS_SIGINFO_H - -#include - -#endif diff --git a/arch/cris/include/uapi/asm/socket.h b/arch/cris/include/uapi/asm/socket.h deleted file mode 100644 index e2503d9f1869b4e7fead3a5467581169025a80a1..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/socket.h +++ /dev/null @@ -1,92 +0,0 @@ -#ifndef _ASM_SOCKET_H -#define _ASM_SOCKET_H - -/* almost the same as asm-i386/socket.h */ - -#include - -/* For setsockoptions(2) */ -#define SOL_SOCKET 1 - -#define SO_DEBUG 1 -#define SO_REUSEADDR 2 -#define SO_TYPE 3 -#define SO_ERROR 4 -#define SO_DONTROUTE 5 -#define SO_BROADCAST 6 -#define SO_SNDBUF 7 -#define SO_RCVBUF 8 -#define SO_SNDBUFFORCE 32 -#define SO_RCVBUFFORCE 33 -#define SO_KEEPALIVE 9 -#define SO_OOBINLINE 10 -#define SO_NO_CHECK 11 -#define SO_PRIORITY 12 -#define SO_LINGER 13 -#define SO_BSDCOMPAT 14 -#define SO_REUSEPORT 15 -#define SO_PASSCRED 16 -#define SO_PEERCRED 17 -#define SO_RCVLOWAT 18 -#define SO_SNDLOWAT 19 -#define SO_RCVTIMEO 20 -#define SO_SNDTIMEO 21 - -/* Security levels - as per NRL IPv6 - don't actually do anything */ -#define SO_SECURITY_AUTHENTICATION 22 -#define SO_SECURITY_ENCRYPTION_TRANSPORT 23 -#define SO_SECURITY_ENCRYPTION_NETWORK 24 - -#define SO_BINDTODEVICE 25 - -/* Socket filtering */ -#define SO_ATTACH_FILTER 26 -#define SO_DETACH_FILTER 27 -#define SO_GET_FILTER SO_ATTACH_FILTER - -#define SO_PEERNAME 28 -#define SO_TIMESTAMP 29 -#define SCM_TIMESTAMP SO_TIMESTAMP - -#define SO_ACCEPTCONN 30 - -#define SO_PEERSEC 31 -#define SO_PASSSEC 34 -#define SO_TIMESTAMPNS 35 -#define SCM_TIMESTAMPNS SO_TIMESTAMPNS - -#define SO_MARK 36 - -#define SO_TIMESTAMPING 37 -#define SCM_TIMESTAMPING SO_TIMESTAMPING - -#define SO_PROTOCOL 38 -#define SO_DOMAIN 39 - -#define SO_RXQ_OVFL 40 - -#define SO_WIFI_STATUS 41 -#define SCM_WIFI_STATUS SO_WIFI_STATUS -#define SO_PEEK_OFF 42 - -/* Instruct lower device to use last 4-bytes of skb data as FCS */ -#define SO_NOFCS 43 - -#define SO_LOCK_FILTER 44 - -#define SO_SELECT_ERR_QUEUE 45 - -#define SO_BUSY_POLL 46 - -#define SO_MAX_PACING_RATE 47 - -#define SO_BPF_EXTENSIONS 48 - -#define SO_INCOMING_CPU 49 - -#define SO_ATTACH_BPF 50 -#define SO_DETACH_BPF SO_DETACH_FILTER - -#endif /* _ASM_SOCKET_H */ - - diff --git a/arch/cris/include/uapi/asm/sockios.h b/arch/cris/include/uapi/asm/sockios.h deleted file mode 100644 index cfe7bfecf5999e7a451cd941e3a848259b0db185..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/sockios.h +++ /dev/null @@ -1,13 +0,0 @@ -#ifndef __ARCH_CRIS_SOCKIOS__ -#define __ARCH_CRIS_SOCKIOS__ - -/* Socket-level I/O control calls. */ -#define FIOSETOWN 0x8901 -#define SIOCSPGRP 0x8902 -#define FIOGETOWN 0x8903 -#define SIOCGPGRP 0x8904 -#define SIOCATMARK 0x8905 -#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */ -#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */ - -#endif diff --git a/arch/cris/include/uapi/asm/statfs.h b/arch/cris/include/uapi/asm/statfs.h deleted file mode 100644 index fdaf921844bc267a5ed1b67625aa9c83ed7d5e21..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/statfs.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _CRIS_STATFS_H -#define _CRIS_STATFS_H - -#include - -#endif diff --git a/arch/cris/include/uapi/asm/types.h b/arch/cris/include/uapi/asm/types.h deleted file mode 100644 index 9ec9d4c5ac4d040834a70142f4aded376d5da376..0000000000000000000000000000000000000000 --- a/arch/cris/include/uapi/asm/types.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/cris/include/uapi/asm/unistd.h b/arch/cris/include/uapi/asm/unistd.h index f3287face443b4094a35231c972912970178e1ec..062b648b27e1b1c707d620cce8615b766e2d30d9 100644 --- a/arch/cris/include/uapi/asm/unistd.h +++ b/arch/cris/include/uapi/asm/unistd.h @@ -356,5 +356,13 @@ #define __NR_process_vm_writev 349 #define __NR_kcmp 350 #define __NR_finit_module 351 +#define __NR_sched_setattr 352 +#define __NR_sched_getattr 353 +#define __NR_renameat2 354 +#define __NR_seccomp 355 +#define __NR_getrandom 356 +#define __NR_memfd_create 357 +#define __NR_bpf 358 +#define __NR_execveat 359 #endif /* _UAPI_ASM_CRIS_UNISTD_H_ */ diff --git a/arch/cris/kernel/Makefile b/arch/cris/kernel/Makefile index edef71f12bb8860c147dfb1ef703d817cef33d9d..5fae398ca9152749155b4e5f3dfd0209a9cab832 100644 --- a/arch/cris/kernel/Makefile +++ b/arch/cris/kernel/Makefile @@ -8,6 +8,7 @@ extra-y := vmlinux.lds obj-y := process.o traps.o irq.o ptrace.o setup.o time.o sys_cris.o obj-y += devicetree.o +obj-y += stacktrace.o obj-$(CONFIG_MODULES) += crisksyms.o obj-$(CONFIG_MODULES) += module.o diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c index dd0be5de55d5b6ea27a2410b984e3bba0e5b9e72..694850e8f077afe439960ed173830c274dd7d718 100644 --- a/arch/cris/kernel/irq.c +++ b/arch/cris/kernel/irq.c @@ -45,7 +45,11 @@ asmlinkage void do_IRQ(int irq, struct pt_regs * regs) { unsigned long sp; - struct pt_regs *old_regs = set_irq_regs(regs); + struct pt_regs *old_regs; + + trace_hardirqs_off(); + + old_regs = set_irq_regs(regs); irq_enter(); sp = rdsp(); if (unlikely((sp & (PAGE_SIZE - 1)) < (PAGE_SIZE/8))) { diff --git a/arch/cris/kernel/stacktrace.c b/arch/cris/kernel/stacktrace.c new file mode 100644 index 0000000000000000000000000000000000000000..99838c74456dd5db9a50b38e40b4c8e5a9f55799 --- /dev/null +++ b/arch/cris/kernel/stacktrace.c @@ -0,0 +1,76 @@ +#include +#include +#include +#include + +void walk_stackframe(unsigned long sp, + int (*fn)(unsigned long addr, void *data), + void *data) +{ + unsigned long high = ALIGN(sp, THREAD_SIZE); + + for (; sp <= high - 4; sp += 4) { + unsigned long addr = *(unsigned long *) sp; + + if (!kernel_text_address(addr)) + continue; + + if (fn(addr, data)) + break; + } +} + +struct stack_trace_data { + struct stack_trace *trace; + unsigned int no_sched_functions; + unsigned int skip; +}; + +#ifdef CONFIG_STACKTRACE + +static int save_trace(unsigned long addr, void *d) +{ + struct stack_trace_data *data = d; + struct stack_trace *trace = data->trace; + + if (data->no_sched_functions && in_sched_functions(addr)) + return 0; + + if (data->skip) { + data->skip--; + return 0; + } + + trace->entries[trace->nr_entries++] = addr; + + return trace->nr_entries >= trace->max_entries; +} + +void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace) +{ + struct stack_trace_data data; + unsigned long sp; + + data.trace = trace; + data.skip = trace->skip; + + if (tsk != current) { + data.no_sched_functions = 1; + sp = tsk->thread.ksp; + } else { + data.no_sched_functions = 0; + sp = rdsp(); + } + + walk_stackframe(sp, save_trace, &data); + if (trace->nr_entries < trace->max_entries) + trace->entries[trace->nr_entries++] = ULONG_MAX; +} + +void save_stack_trace(struct stack_trace *trace) +{ + save_stack_trace_tsk(current, trace); +} +EXPORT_SYMBOL_GPL(save_stack_trace); + +#endif /* CONFIG_STACKTRACE */