提交 1929cef4 编写于 作者: L Linus Torvalds

Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc:
  powerpc: Fix mpic_resume on early G5 macs
  powerpc: rtas_flash needs to use rtas_data_buf
  powerpc: Unconditionally enabled irq stacks
  powerpc/kexec: Wait for online/possible CPUs only.
  powerpc: Disable CONFIG_SYSFS_DEPRECATED
  powerpc/boot: Remove addRamdisk.c since it is now unused
  powerpc: Move kdump default base address to 64MB on 64bit
  powerpc: Remove dead CONFIG_HIGHPTE
  powerpc/fsl-booke: Move loadcam_entry back to asm code to fix SMP ftrace
  powerpc/fsl-booke: Fix InstructionTLBError execute permission check
......@@ -135,13 +135,6 @@ config DEBUGGER
depends on KGDB || XMON
default y
config IRQSTACKS
bool "Use separate kernel stacks when processing interrupts"
help
If you say Y here the kernel will use separate kernel stacks
for handling hard and soft interrupts. This can help avoid
overflowing the process kernel stacks.
config VIRQ_DEBUG
bool "Expose hardware/virtual IRQ mapping via debugfs"
depends on DEBUG_FS
......
......@@ -141,7 +141,7 @@ $(patsubst %.S,%.o, $(filter %.S, $(src-boot))): %.o: %.S FORCE
$(obj)/wrapper.a: $(obj-wlib) FORCE
$(call if_changed,bootar)
hostprogs-y := addnote addRamDisk hack-coff mktree
hostprogs-y := addnote hack-coff mktree
targets += $(patsubst $(obj)/%,%,$(obj-boot) wrapper.a)
extra-y := $(obj)/wrapper.a $(obj-plat) $(obj)/empty.o \
......
#include <stdio.h>
#include <stdlib.h>
#include <netinet/in.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <elf.h>
#define ElfHeaderSize (64 * 1024)
#define ElfPages (ElfHeaderSize / 4096)
#define KERNELBASE (0xc000000000000000)
#define _ALIGN_UP(addr,size) (((addr)+((size)-1))&(~((size)-1)))
struct addr_range {
unsigned long long addr;
unsigned long memsize;
unsigned long offset;
};
static int check_elf64(void *p, int size, struct addr_range *r)
{
Elf64_Ehdr *elf64 = p;
Elf64_Phdr *elf64ph;
if (elf64->e_ident[EI_MAG0] != ELFMAG0 ||
elf64->e_ident[EI_MAG1] != ELFMAG1 ||
elf64->e_ident[EI_MAG2] != ELFMAG2 ||
elf64->e_ident[EI_MAG3] != ELFMAG3 ||
elf64->e_ident[EI_CLASS] != ELFCLASS64 ||
elf64->e_ident[EI_DATA] != ELFDATA2MSB ||
elf64->e_type != ET_EXEC || elf64->e_machine != EM_PPC64)
return 0;
if ((elf64->e_phoff + sizeof(Elf64_Phdr)) > size)
return 0;
elf64ph = (Elf64_Phdr *) ((unsigned long)elf64 +
(unsigned long)elf64->e_phoff);
r->memsize = (unsigned long)elf64ph->p_memsz;
r->offset = (unsigned long)elf64ph->p_offset;
r->addr = (unsigned long long)elf64ph->p_vaddr;
#ifdef DEBUG
printf("PPC64 ELF file, ph:\n");
printf("p_type 0x%08x\n", elf64ph->p_type);
printf("p_flags 0x%08x\n", elf64ph->p_flags);
printf("p_offset 0x%016llx\n", elf64ph->p_offset);
printf("p_vaddr 0x%016llx\n", elf64ph->p_vaddr);
printf("p_paddr 0x%016llx\n", elf64ph->p_paddr);
printf("p_filesz 0x%016llx\n", elf64ph->p_filesz);
printf("p_memsz 0x%016llx\n", elf64ph->p_memsz);
printf("p_align 0x%016llx\n", elf64ph->p_align);
printf("... skipping 0x%08lx bytes of ELF header\n",
(unsigned long)elf64ph->p_offset);
#endif
return 64;
}
static void get4k(FILE *file, char *buf )
{
unsigned j;
unsigned num = fread(buf, 1, 4096, file);
for ( j=num; j<4096; ++j )
buf[j] = 0;
}
static void put4k(FILE *file, char *buf )
{
fwrite(buf, 1, 4096, file);
}
static void death(const char *msg, FILE *fdesc, const char *fname)
{
fprintf(stderr, msg);
fclose(fdesc);
unlink(fname);
exit(1);
}
int main(int argc, char **argv)
{
char inbuf[4096];
struct addr_range vmlinux;
FILE *ramDisk;
FILE *inputVmlinux;
FILE *outputVmlinux;
char *rd_name, *lx_name, *out_name;
size_t i;
unsigned long ramFileLen;
unsigned long ramLen;
unsigned long roundR;
unsigned long offset_end;
unsigned long kernelLen;
unsigned long actualKernelLen;
unsigned long round;
unsigned long roundedKernelLen;
unsigned long ramStartOffs;
unsigned long ramPages;
unsigned long roundedKernelPages;
unsigned long hvReleaseData;
u_int32_t eyeCatcher = 0xc8a5d9c4;
unsigned long naca;
unsigned long xRamDisk;
unsigned long xRamDiskSize;
long padPages;
if (argc < 2) {
fprintf(stderr, "Name of RAM disk file missing.\n");
exit(1);
}
rd_name = argv[1];
if (argc < 3) {
fprintf(stderr, "Name of vmlinux file missing.\n");
exit(1);
}
lx_name = argv[2];
if (argc < 4) {
fprintf(stderr, "Name of vmlinux output file missing.\n");
exit(1);
}
out_name = argv[3];
ramDisk = fopen(rd_name, "r");
if ( ! ramDisk ) {
fprintf(stderr, "RAM disk file \"%s\" failed to open.\n", rd_name);
exit(1);
}
inputVmlinux = fopen(lx_name, "r");
if ( ! inputVmlinux ) {
fprintf(stderr, "vmlinux file \"%s\" failed to open.\n", lx_name);
exit(1);
}
outputVmlinux = fopen(out_name, "w+");
if ( ! outputVmlinux ) {
fprintf(stderr, "output vmlinux file \"%s\" failed to open.\n", out_name);
exit(1);
}
i = fread(inbuf, 1, sizeof(inbuf), inputVmlinux);
if (i != sizeof(inbuf)) {
fprintf(stderr, "can not read vmlinux file %s: %u\n", lx_name, i);
exit(1);
}
i = check_elf64(inbuf, sizeof(inbuf), &vmlinux);
if (i == 0) {
fprintf(stderr, "You must have a linux kernel specified as argv[2]\n");
exit(1);
}
/* Input Vmlinux file */
fseek(inputVmlinux, 0, SEEK_END);
kernelLen = ftell(inputVmlinux);
fseek(inputVmlinux, 0, SEEK_SET);
printf("kernel file size = %lu\n", kernelLen);
actualKernelLen = kernelLen - ElfHeaderSize;
printf("actual kernel length (minus ELF header) = %lu\n", actualKernelLen);
round = actualKernelLen % 4096;
roundedKernelLen = actualKernelLen;
if ( round )
roundedKernelLen += (4096 - round);
printf("Vmlinux length rounded up to a 4k multiple = %ld/0x%lx \n", roundedKernelLen, roundedKernelLen);
roundedKernelPages = roundedKernelLen / 4096;
printf("Vmlinux pages to copy = %ld/0x%lx \n", roundedKernelPages, roundedKernelPages);
offset_end = _ALIGN_UP(vmlinux.memsize, 4096);
/* calc how many pages we need to insert between the vmlinux and the start of the ram disk */
padPages = offset_end/4096 - roundedKernelPages;
/* Check and see if the vmlinux is already larger than _end in System.map */
if (padPages < 0) {
/* vmlinux is larger than _end - adjust the offset to the start of the embedded ram disk */
offset_end = roundedKernelLen;
printf("vmlinux is larger than _end indicates it needs to be - offset_end = %lx \n", offset_end);
padPages = 0;
printf("will insert %lx pages between the vmlinux and the start of the ram disk \n", padPages);
}
else {
/* _end is larger than vmlinux - use the offset to _end that we calculated from the system map */
printf("vmlinux is smaller than _end indicates is needed - offset_end = %lx \n", offset_end);
printf("will insert %lx pages between the vmlinux and the start of the ram disk \n", padPages);
}
/* Input Ram Disk file */
// Set the offset that the ram disk will be started at.
ramStartOffs = offset_end; /* determined from the input vmlinux file and the system map */
printf("Ram Disk will start at offset = 0x%lx \n", ramStartOffs);
fseek(ramDisk, 0, SEEK_END);
ramFileLen = ftell(ramDisk);
fseek(ramDisk, 0, SEEK_SET);
printf("%s file size = %ld/0x%lx \n", rd_name, ramFileLen, ramFileLen);
ramLen = ramFileLen;
roundR = 4096 - (ramLen % 4096);
if ( roundR ) {
printf("Rounding RAM disk file up to a multiple of 4096, adding %ld/0x%lx \n", roundR, roundR);
ramLen += roundR;
}
printf("Rounded RAM disk size is %ld/0x%lx \n", ramLen, ramLen);
ramPages = ramLen / 4096;
printf("RAM disk pages to copy = %ld/0x%lx\n", ramPages, ramPages);
// Copy 64K ELF header
for (i=0; i<(ElfPages); ++i) {
get4k( inputVmlinux, inbuf );
put4k( outputVmlinux, inbuf );
}
/* Copy the vmlinux (as full pages). */
fseek(inputVmlinux, ElfHeaderSize, SEEK_SET);
for ( i=0; i<roundedKernelPages; ++i ) {
get4k( inputVmlinux, inbuf );
put4k( outputVmlinux, inbuf );
}
/* Insert pad pages (if appropriate) that are needed between */
/* | the end of the vmlinux and the ram disk. */
for (i=0; i<padPages; ++i) {
memset(inbuf, 0, 4096);
put4k(outputVmlinux, inbuf);
}
/* Copy the ram disk (as full pages). */
for ( i=0; i<ramPages; ++i ) {
get4k( ramDisk, inbuf );
put4k( outputVmlinux, inbuf );
}
/* Close the input files */
fclose(ramDisk);
fclose(inputVmlinux);
/* And flush the written output file */
fflush(outputVmlinux);
/* Fixup the new vmlinux to contain the ram disk starting offset (xRamDisk) and the ram disk size (xRamDiskSize) */
/* fseek to the hvReleaseData pointer */
fseek(outputVmlinux, ElfHeaderSize + 0x24, SEEK_SET);
if (fread(&hvReleaseData, 4, 1, outputVmlinux) != 1) {
death("Could not read hvReleaseData pointer\n", outputVmlinux, out_name);
}
hvReleaseData = ntohl(hvReleaseData); /* Convert to native int */
printf("hvReleaseData is at %08lx\n", hvReleaseData);
/* fseek to the hvReleaseData */
fseek(outputVmlinux, ElfHeaderSize + hvReleaseData, SEEK_SET);
if (fread(inbuf, 0x40, 1, outputVmlinux) != 1) {
death("Could not read hvReleaseData\n", outputVmlinux, out_name);
}
/* Check hvReleaseData sanity */
if (memcmp(inbuf, &eyeCatcher, 4) != 0) {
death("hvReleaseData is invalid\n", outputVmlinux, out_name);
}
/* Get the naca pointer */
naca = ntohl(*((u_int32_t*) &inbuf[0x0C])) - KERNELBASE;
printf("Naca is at offset 0x%lx \n", naca);
/* fseek to the naca */
fseek(outputVmlinux, ElfHeaderSize + naca, SEEK_SET);
if (fread(inbuf, 0x18, 1, outputVmlinux) != 1) {
death("Could not read naca\n", outputVmlinux, out_name);
}
xRamDisk = ntohl(*((u_int32_t *) &inbuf[0x0c]));
xRamDiskSize = ntohl(*((u_int32_t *) &inbuf[0x14]));
/* Make sure a RAM disk isn't already present */
if ((xRamDisk != 0) || (xRamDiskSize != 0)) {
death("RAM disk is already attached to this kernel\n", outputVmlinux, out_name);
}
/* Fill in the values */
*((u_int32_t *) &inbuf[0x0c]) = htonl(ramStartOffs);
*((u_int32_t *) &inbuf[0x14]) = htonl(ramPages);
/* Write out the new naca */
fflush(outputVmlinux);
fseek(outputVmlinux, ElfHeaderSize + naca, SEEK_SET);
if (fwrite(inbuf, 0x18, 1, outputVmlinux) != 1) {
death("Could not write naca\n", outputVmlinux, out_name);
}
printf("Ram Disk of 0x%lx pages is attached to the kernel at offset 0x%08lx\n",
ramPages, ramStartOffs);
/* Done */
fclose(outputVmlinux);
/* Set permission to executable */
chmod(out_name, S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH);
return 0;
}
......@@ -98,8 +98,7 @@ CONFIG_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -77,8 +77,7 @@ CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -98,8 +98,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -102,8 +102,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -101,8 +101,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -97,8 +97,7 @@ CONFIG_RCU_FANOUT=32
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -101,8 +101,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -103,8 +103,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -102,8 +102,7 @@ CONFIG_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -101,8 +101,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -80,8 +80,7 @@ CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -96,8 +96,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
# CONFIG_BLK_DEV_INITRD is not set
......
......@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -103,8 +103,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
CONFIG_RELAY=y
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -103,8 +103,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
CONFIG_RELAY=y
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -103,8 +103,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
CONFIG_RELAY=y
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -103,8 +103,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -102,8 +102,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
CONFIG_RELAY=y
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -92,8 +92,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
# CONFIG_BLK_DEV_INITRD is not set
......
......@@ -87,8 +87,7 @@ CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=15
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -102,8 +102,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=17
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -83,8 +83,7 @@ CONFIG_CPUSETS=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUP_CPUACCT is not set
# CONFIG_RESOURCE_COUNTERS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
CONFIG_PROC_PID_CPUSET=y
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
......
......@@ -78,8 +78,7 @@ CONFIG_LOG_BUF_SHIFT=15
# CONFIG_GROUP_SCHED is not set
# CONFIG_USER_SCHED is not set
# CONFIG_CGROUP_SCHED is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -77,8 +77,7 @@ CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=15
# CONFIG_CGROUPS is not set
# CONFIG_GROUP_SCHED is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -96,8 +96,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
# CONFIG_BLK_DEV_INITRD is not set
......
......@@ -91,8 +91,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
# CONFIG_BLK_DEV_INITRD is not set
......
......@@ -82,8 +82,7 @@ CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=17
# CONFIG_CGROUPS is not set
# CONFIG_GROUP_SCHED is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -101,8 +101,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -73,7 +73,6 @@ CONFIG_SYSVIPC_SYSCTL=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
# CONFIG_FAIR_GROUP_SCHED is not set
CONFIG_SYSFS_DEPRECATED=y
# CONFIG_RELAY is not set
CONFIG_BLK_DEV_INITRD=y
CONFIG_INITRAMFS_SOURCE=""
......
......@@ -81,8 +81,7 @@ CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=17
# CONFIG_CGROUPS is not set
# CONFIG_GROUP_SCHED is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -97,8 +97,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -78,8 +78,7 @@ CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=17
# CONFIG_CGROUPS is not set
# CONFIG_GROUP_SCHED is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -96,8 +96,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -90,8 +90,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=17
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -97,8 +97,7 @@ CONFIG_RCU_FANOUT=32
CONFIG_LOG_BUF_SHIFT=16
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -97,8 +97,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=64
CONFIG_LOG_BUF_SHIFT=17
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -93,8 +93,7 @@ CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -99,8 +99,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -103,8 +103,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -93,8 +93,7 @@ CONFIG_CPUSETS=y
# CONFIG_GROUP_SCHED is not set
# CONFIG_CGROUP_CPUACCT is not set
# CONFIG_RESOURCE_COUNTERS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
CONFIG_PROC_PID_CPUSET=y
CONFIG_RELAY=y
CONFIG_NAMESPACES=y
......
......@@ -107,8 +107,7 @@ CONFIG_CPUSETS=y
CONFIG_PROC_PID_CPUSET=y
# CONFIG_CGROUP_CPUACCT is not set
# CONFIG_RESOURCE_COUNTERS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
CONFIG_RELAY=y
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -96,8 +96,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
......
......@@ -92,8 +92,7 @@ CONFIG_CPUSETS=y
# CONFIG_GROUP_SCHED is not set
CONFIG_CGROUP_CPUACCT=y
# CONFIG_RESOURCE_COUNTERS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
CONFIG_PROC_PID_CPUSET=y
CONFIG_RELAY=y
CONFIG_NAMESPACES=y
......
......@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_NAMESPACES is not set
# CONFIG_BLK_DEV_INITRD is not set
......
......@@ -102,8 +102,7 @@ CONFIG_FAIR_GROUP_SCHED=y
CONFIG_USER_SCHED=y
# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUPS is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
CONFIG_RELAY=y
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
......
......@@ -358,7 +358,6 @@ extern void exc_lvl_ctx_init(void);
#define exc_lvl_ctx_init()
#endif
#ifdef CONFIG_IRQSTACKS
/*
* Per-cpu stacks for handling hard and soft interrupts.
*/
......@@ -369,11 +368,6 @@ extern void irq_ctx_init(void);
extern void call_do_softirq(struct thread_info *tp);
extern int call_handle_irq(int irq, void *p1,
struct thread_info *tp, void *func);
#else
#define irq_ctx_init()
#endif /* CONFIG_IRQSTACKS */
extern void do_IRQ(struct pt_regs *regs);
#endif /* _ASM_IRQ_H */
......
......@@ -3,8 +3,17 @@
#include <asm/page.h>
/* Kdump kernel runs at 32 MB, change at your peril. */
/*
* If CONFIG_RELOCATABLE is enabled we can place the kdump kernel anywhere.
* To keep enough space in the RMO for the first stage kernel on 64bit, we
* place it at 64MB. If CONFIG_RELOCATABLE is not enabled we must place
* the second stage at 32MB.
*/
#if defined(CONFIG_RELOCATABLE) && defined(CONFIG_PPC64)
#define KDUMP_KERNELBASE 0x4000000
#else
#define KDUMP_KERNELBASE 0x2000000
#endif
/* How many bytes to reserve at zero for kdump. The reserve limit should
* be greater or equal to the trampoline's end address.
......
......@@ -317,7 +317,6 @@ void fixup_irqs(const struct cpumask *map)
}
#endif
#ifdef CONFIG_IRQSTACKS
static inline void handle_one_irq(unsigned int irq)
{
struct thread_info *curtp, *irqtp;
......@@ -358,12 +357,6 @@ static inline void handle_one_irq(unsigned int irq)
if (irqtp->flags)
set_bits(irqtp->flags, &curtp->flags);
}
#else
static inline void handle_one_irq(unsigned int irq)
{
generic_handle_irq(irq);
}
#endif
static inline void check_stack_overflow(void)
{
......@@ -455,7 +448,6 @@ void exc_lvl_ctx_init(void)
}
#endif
#ifdef CONFIG_IRQSTACKS
struct thread_info *softirq_ctx[NR_CPUS] __read_mostly;
struct thread_info *hardirq_ctx[NR_CPUS] __read_mostly;
......@@ -492,10 +484,6 @@ static inline void do_softirq_onstack(void)
irqtp->task = NULL;
}
#else
#define do_softirq_onstack() __do_softirq()
#endif /* CONFIG_IRQSTACKS */
void do_softirq(void)
{
unsigned long flags;
......
......@@ -182,28 +182,12 @@ static void kexec_prepare_cpus_wait(int wait_state)
my_cpu = get_cpu();
/* Make sure each CPU has atleast made it to the state we need */
for (i=0; i < NR_CPUS; i++) {
for_each_online_cpu(i) {
if (i == my_cpu)
continue;
while (paca[i].kexec_state < wait_state) {
barrier();
if (!cpu_possible(i)) {
printk("kexec: cpu %d hw_cpu_id %d is not"
" possible, ignoring\n",
i, paca[i].hw_cpu_id);
break;
}
if (!cpu_online(i)) {
/* Fixme: this can be spinning in
* pSeries_secondary_wait with a paca
* waiting for it to go online.
*/
printk("kexec: cpu %d hw_cpu_id %d is not"
" online, ignoring\n",
i, paca[i].hw_cpu_id);
break;
}
if (i != notified) {
printk( "kexec: waiting for cpu %d (physical"
" %d) to enter %i state\n",
......
......@@ -33,7 +33,6 @@
.text
#ifdef CONFIG_IRQSTACKS
_GLOBAL(call_do_softirq)
mflr r0
stw r0,4(r1)
......@@ -56,7 +55,6 @@ _GLOBAL(call_handle_irq)
lwz r0,4(r1)
mtlr r0
blr
#endif /* CONFIG_IRQSTACKS */
/*
* This returns the high 64 bits of the product of two 64-bit numbers.
......
......@@ -28,7 +28,6 @@
.text
#ifdef CONFIG_IRQSTACKS
_GLOBAL(call_do_softirq)
mflr r0
std r0,16(r1)
......@@ -52,7 +51,6 @@ _GLOBAL(call_handle_irq)
ld r0,16(r1)
mtlr r0
blr
#endif /* CONFIG_IRQSTACKS */
.section ".toc","aw"
PPC64_CACHES:
......
......@@ -1005,7 +1005,6 @@ int sys_execve(unsigned long a0, unsigned long a1, unsigned long a2,
return error;
}
#ifdef CONFIG_IRQSTACKS
static inline int valid_irq_stack(unsigned long sp, struct task_struct *p,
unsigned long nbytes)
{
......@@ -1030,10 +1029,6 @@ static inline int valid_irq_stack(unsigned long sp, struct task_struct *p,
return 0;
}
#else
#define valid_irq_stack(sp, p, nb) 0
#endif /* CONFIG_IRQSTACKS */
int validate_sp(unsigned long sp, struct task_struct *p,
unsigned long nbytes)
{
......
......@@ -94,12 +94,8 @@ struct flash_block_list {
struct flash_block_list *next;
struct flash_block blocks[FLASH_BLOCKS_PER_NODE];
};
struct flash_block_list_header { /* just the header of flash_block_list */
unsigned long num_blocks;
struct flash_block_list *next;
};
static struct flash_block_list_header rtas_firmware_flash_list = {0, NULL};
static struct flash_block_list *rtas_firmware_flash_list;
/* Use slab cache to guarantee 4k alignment */
static struct kmem_cache *flash_block_cache = NULL;
......@@ -108,13 +104,14 @@ static struct kmem_cache *flash_block_cache = NULL;
/* Local copy of the flash block list.
* We only allow one open of the flash proc file and create this
* list as we go. This list will be put in the
* rtas_firmware_flash_list var once it is fully read.
* list as we go. The rtas_firmware_flash_list varable will be
* set once the data is fully read.
*
* For convenience as we build the list we use virtual addrs,
* we do not fill in the version number, and the length field
* is treated as the number of entries currently in the block
* (i.e. not a byte count). This is all fixed on release.
* (i.e. not a byte count). This is all fixed when calling
* the flash routine.
*/
/* Status int must be first member of struct */
......@@ -201,16 +198,16 @@ static int rtas_flash_release(struct inode *inode, struct file *file)
if (uf->flist) {
/* File was opened in write mode for a new flash attempt */
/* Clear saved list */
if (rtas_firmware_flash_list.next) {
free_flash_list(rtas_firmware_flash_list.next);
rtas_firmware_flash_list.next = NULL;
if (rtas_firmware_flash_list) {
free_flash_list(rtas_firmware_flash_list);
rtas_firmware_flash_list = NULL;
}
if (uf->status != FLASH_AUTH)
uf->status = flash_list_valid(uf->flist);
if (uf->status == FLASH_IMG_READY)
rtas_firmware_flash_list.next = uf->flist;
rtas_firmware_flash_list = uf->flist;
else
free_flash_list(uf->flist);
......@@ -593,7 +590,7 @@ static void rtas_flash_firmware(int reboot_type)
unsigned long rtas_block_list;
int i, status, update_token;
if (rtas_firmware_flash_list.next == NULL)
if (rtas_firmware_flash_list == NULL)
return; /* nothing to do */
if (reboot_type != SYS_RESTART) {
......@@ -610,20 +607,25 @@ static void rtas_flash_firmware(int reboot_type)
return;
}
/* NOTE: the "first" block list is a global var with no data
* blocks in the kernel data segment. We do this because
* we want to ensure this block_list addr is under 4GB.
/*
* NOTE: the "first" block must be under 4GB, so we create
* an entry with no data blocks in the reserved buffer in
* the kernel data segment.
*/
rtas_firmware_flash_list.num_blocks = 0;
flist = (struct flash_block_list *)&rtas_firmware_flash_list;
spin_lock(&rtas_data_buf_lock);
flist = (struct flash_block_list *)&rtas_data_buf[0];
flist->num_blocks = 0;
flist->next = rtas_firmware_flash_list;
rtas_block_list = virt_to_abs(flist);
if (rtas_block_list >= 4UL*1024*1024*1024) {
printk(KERN_ALERT "FLASH: kernel bug...flash list header addr above 4GB\n");
spin_unlock(&rtas_data_buf_lock);
return;
}
printk(KERN_ALERT "FLASH: preparing saved firmware image for flash\n");
/* Update the block_list in place. */
rtas_firmware_flash_list = NULL; /* too hard to backout on error */
image_size = 0;
for (f = flist; f; f = next) {
/* Translate data addrs to absolute */
......@@ -664,6 +666,7 @@ static void rtas_flash_firmware(int reboot_type)
printk(KERN_ALERT "FLASH: unknown flash return code %d\n", status);
break;
}
spin_unlock(&rtas_data_buf_lock);
}
static void remove_flash_pde(struct proc_dir_entry *dp)
......
......@@ -241,7 +241,6 @@ int __init ppc_init(void)
arch_initcall(ppc_init);
#ifdef CONFIG_IRQSTACKS
static void __init irqstack_early_init(void)
{
unsigned int i;
......@@ -255,9 +254,6 @@ static void __init irqstack_early_init(void)
__va(lmb_alloc(THREAD_SIZE, THREAD_SIZE));
}
}
#else
#define irqstack_early_init()
#endif
#if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
static void __init exc_lvl_early_init(void)
......
......@@ -432,7 +432,6 @@ static u64 slb0_limit(void)
return 1UL << SID_SHIFT;
}
#ifdef CONFIG_IRQSTACKS
static void __init irqstack_early_init(void)
{
u64 limit = slb0_limit();
......@@ -451,9 +450,6 @@ static void __init irqstack_early_init(void)
THREAD_SIZE, limit));
}
}
#else
#define irqstack_early_init()
#endif
#ifdef CONFIG_PPC_BOOK3E
static void __init exc_lvl_early_init(void)
......
......@@ -115,11 +115,7 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
{
struct page *ptepage;
#ifdef CONFIG_HIGHPTE
gfp_t flags = GFP_KERNEL | __GFP_HIGHMEM | __GFP_REPEAT | __GFP_ZERO;
#else
gfp_t flags = GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO;
#endif
ptepage = alloc_pages(flags, 0);
if (!ptepage)
......
......@@ -1666,7 +1666,7 @@ static int mpic_resume(struct sys_device *dev)
mpic->save_data[i].dest);
#ifdef CONFIG_MPIC_U3_HT_IRQS
{
if (mpic->fixups) {
struct mpic_irq_fixup *fixup = &mpic->fixups[i];
if (fixup->base) {
......
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