- 10 9月, 2012 8 次提交
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由 Blue Swirl 提交于
Make integer helpers take a parameter for CPUState instead of relying on global env. Signed-off-by: NBlue Swirl <blauwirbel@gmail.com> Signed-off-by: NAlexander Graf <agraf@suse.de>
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由 Blue Swirl 提交于
Make FPU helpers take a parameter for CPUState instead of relying on global env. Introduce temporary wrappers for FPU load and store ops. Signed-off-by: NBlue Swirl <blauwirbel@gmail.com> Signed-off-by: NAlexander Graf <agraf@suse.de>
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由 Blue Swirl 提交于
Now op_helper.c contains miscellaneous helpers, rename it to misc_helper.c. Signed-off-by: NBlue Swirl <blauwirbel@gmail.com> [agraf: fix conflict] Signed-off-by: NAlexander Graf <agraf@suse.de>
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由 Blue Swirl 提交于
Move memory access helpers to mem_helper.c. Signed-off-by: NBlue Swirl <blauwirbel@gmail.com> [agraf: fold softmmu include ifdefs together] Signed-off-by: NAlexander Graf <agraf@suse.de>
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由 Blue Swirl 提交于
Move integer helpers to int_helper.c. Signed-off-by: NBlue Swirl <blauwirbel@gmail.com> Signed-off-by: NAlexander Graf <agraf@suse.de>
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由 Blue Swirl 提交于
Move condition code helpers to cc_helper.c. Signed-off-by: NBlue Swirl <blauwirbel@gmail.com> Signed-off-by: NAlexander Graf <agraf@suse.de>
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由 Blue Swirl 提交于
Move floating point instructions to fpu_helper.c. While exporting some condition code helpers, avoid duplicate identifier conflict with translate.c. Remove unused set_cc_nz_f64() in translate.c. Signed-off-by: NBlue Swirl <blauwirbel@gmail.com> Signed-off-by: NAlexander Graf <agraf@suse.de>
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由 Blue Swirl 提交于
Before splitting op_helper.c and helper.c in the next patches, fix style issues. No functional changes. Replace also GCC specific __FUNCTION__ with standard __func__. Don't init static variable (cpu_s390x_init:inited) with 0. Signed-off-by: NBlue Swirl <blauwirbel@gmail.com> Signed-off-by: NAlexander Graf <agraf@suse.de>
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- 08 9月, 2012 6 次提交
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由 Jan Kiszka 提交于
The old arithmetic assumed 32 physical address bits which is no longer true for ARM since 3cc0cd61. Signed-off-by: NJan Kiszka <jan.kiszka@web.de> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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由 Fabien Chouteau 提交于
Signed-off-by: NFabien Chouteau <chouteau@adacore.com> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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由 Aurelien Jarno 提交于
fcmp{s,d,q} instructions are supposed to ignore quiet NaN (contrary to the fcmpe{s,d,q} instructions), but the current code is wrongly setting the NV exception in that case. Moreover the current code is duplicated: first the arguments are checked for NaN to generate an exception, and later in case the comparison is unordered (which can only happens if one of the argument is a NaN), the same check is done to generate an exception. Fix that by calling clear_float_exceptions() followed by check_ieee_exceptions() as for the other floating point instructions. Use the _compare_quiet functions for fcmp{s,d,q} and the _compare ones for fcmpe{s,d,q}. Simplify the flag setting by not clearing a flag that is set the line just below. This fix allows the math glibc testsuite to pass. Cc: Blue Swirl <blauwirbel@gmail.com> Signed-off-by: NAurelien Jarno <aurelien@aurel32.net> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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由 Max Filippov 提交于
Put the following errno value mappings under #ifdef: xtensa-semi.c: In function 'errno_h2g': xtensa-semi.c:113: error: 'ENOTBLK' undeclared (first use in this function) xtensa-semi.c:113: error: (Each undeclared identifier is reported only once xtensa-semi.c:113: error: for each function it appears in.) xtensa-semi.c:113: error: array index in initializer not of integer type xtensa-semi.c:113: error: (near initialization for 'guest_errno') xtensa-semi.c:124: error: 'ETXTBSY' undeclared (first use in this function) xtensa-semi.c:124: error: array index in initializer not of integer type xtensa-semi.c:124: error: (near initialization for 'guest_errno') xtensa-semi.c:134: error: 'ELOOP' undeclared (first use in this function) xtensa-semi.c:134: error: array index in initializer not of integer type xtensa-semi.c:134: error: (near initialization for 'guest_errno') Signed-off-by: NMax Filippov <jcmvbkbc@gmail.com> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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由 Stefan Weil 提交于
Report from smatch: target-cris/translate.c:3464 cpu_dump_state(32) error: buffer overflow 'env->sregs' 4 <= 255 sregs is declared 'uint32_t sregs[4][16]', so the first index must be less than 4 or ARRAY_SIZE(env->sregs). Signed-off-by: NStefan Weil <sw@weilnetz.de>
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由 Maciej W. Rozycki 提交于
This change updates the CPU reset sequence to use a common piece of code that figures out CPU state flags, fixing the problem with MIPS_HFLAG_COP1X not being set where applicable that causes floating-point MADD family instructions (and other instructions from the MIPS IV FP subset) to trap. As compute_hflags is now shared between op_helper.c and translate.c, the function is now moved to a common header. There are no changes to this function. The problem was seen with the 24Kf MIPS32r2 processor in user emulation. The new approach prevents system and user emulation from diverging -- all the hflags state is initialized in one place now. Signed-off-by: NMaciej W. Rozycki <macro@codesourcery.com> Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>
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- 07 9月, 2012 2 次提交
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由 Aurelien Jarno 提交于
The lan9118 emulation tries to compute the multicast index by calling directly the crc32() function from zlib, but fails to get the correct result. Use the common compute_mcast_idx() function instead, which gives the correct result. This fixes IPv6 support. Reviewed-by: NPeter Maydell <peter.maydell@linaro.org> Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>
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由 Henning Schild 提交于
Find a hopefully proper patch attached. Take it or leave it. Reviewed-by: NKevin Wolf <kwolf@redhat.com> Signed-off-by: NHenning Schild <henning@hennsch.de> Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>
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- 06 9月, 2012 7 次提交
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由 Peter Maydell 提交于
Fix the spelling of 'palette' used in various local variables, structure members and comments. Signed-off-by: NPeter Maydell <peter.maydell@linaro.org> Reviewed-by: NStefan Weil <sw@weilnetz.de> Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>
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由 Max Filippov 提交于
Guest errno values are taken from the newlib. Convert only those errno values that can be returned from used system calls. Signed-off-by: NMax Filippov <jcmvbkbc@gmail.com> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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由 Don Slutz 提交于
For an example: WARNING: braces {} are necessary even for single statement blocks + } else + return env->regs[R_EAX]; total: 0 errors, 1 warnings, 41 lines checked Signed-off-by: NDon Slutz <Don@CloudSwitch.com> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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由 Don Slutz 提交于
Add debug options to find this issue. They were not listed in the help because the are not simple to understand the output of. Signed-off-by: NDon Slutz <Don@CloudSwitch.com> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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由 Don Slutz 提交于
Add debug options to find this issue. They were not listed in the help because the are not simple to understand the output of. Signed-off-by: NDon Slutz <Don@CloudSwitch.com> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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由 Don Slutz 提交于
Add debug options to find this issue. They were not listed in the help because the are not simple to understand the output of. Signed-off-by: NDon Slutz <Don@CloudSwitch.com> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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由 Anthony Liguori 提交于
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>
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- 05 9月, 2012 1 次提交
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由 Anthony Liguori 提交于
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>
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- 04 9月, 2012 2 次提交
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由 Ian Campbell 提交于
This is XSA-17 / CVE-2012-3515 Signed-off-by: NIan Campbell <ian.campbell@citrix.com> Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>
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由 Paolo Bonzini 提交于
QEMU will hang when fed the following command-line qemu-system-mips -kernel vmlinux-2.6.32-5-4kc-malta -append "console=ttyS0" -nographic -net none The -net none is important otherwise it seems some events are generated causing the things to work. When it doesn't work, the guest hangs when measuring the CPU frequency, after the following line: [ 0.000000] NR_IRQS:256 Pressing a key on the serial port unblocks it, hinting that the problem is due to the recent elimination of the 1 second timeout in the main loop. The problem is that because init_timer_alarm sets the timer's pending flag to true, the alarm timer is never armed until after the first time through the main loop. Thus the bug started when QEMU started testing the pending flag in qemu_mod_timer (commit 1828be31, more alarm timer cleanup, 2010-03-10). But actually, it isn't true at all that a timer is pending when the alarm timer is created, and the real bug has been latent forever: the fix is to remove the bogus setting of pending flag. Reported-by: NAurelien Jarno <aurelien@aurel32.net> Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com> Reviewed-by: NJan Kiszka <jan.kiszka@siemens.com> Tested-by: NAurelien Jarno <aurelien@aurel32.net> Tested-by: NMichael Tokarev <mjt@tls.msk.ru> Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>
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- 01 9月, 2012 1 次提交
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由 Max Filippov 提交于
This prevents guest from proceeding with uninitialised garbage returned from unimplemented simcalls. Signed-off-by: NMax Filippov <jcmvbkbc@gmail.com> Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>
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- 31 8月, 2012 13 次提交
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由 Anthony Liguori 提交于
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>
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由 Stefan Weil 提交于
ccc-analyzer reports this warning: console.c:1090:29: warning: Dereference of null pointer if (active_console->cursor_timer) { ^ Function console_select allows active_console to be NULL, but would crash when accessing cursor_timer. Fix this. Reviewed-by: NJan Kiszka <jan.kiszka@siemens.com> Signed-off-by: NStefan Weil <sw@weilnetz.de> Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>
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由 Anthony Liguori 提交于
* kraxel/usb.61: uas: move transfer kickoff ehci: Fix interrupt endpoints no longer working ehci: handle TD deactivation of inflight packets ehci: add ehci_cancel_queue() ehci: simplify ehci_state_executing ehci: Remove unnecessary ehci_flush_qh call ehci: Schedule async-bh when IAAD bit gets set ehci: Fix NULL ptr deref when unplugging an USB dev with an iso stream active usb: unique packet ids usb: Halt ep queue en cancel pending packets on a packet error fix info qtree indention
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由 Anthony Liguori 提交于
* kwolf/for-anthony: qemu-iotests: add backing file smaller than image test case stream: complete early if end of backing file is reached qed: refuse unaligned zero writes with a backing file
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由 Gerd Hoffmann 提交于
Kick next scsi transfer from request release callback instead of command completion callback, otherwise we might get stuck in case scsi_req_unref() doesn't release the request instantly due to someone else holding a reference too. Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>
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由 Hans de Goede 提交于
One of the recent changes (likely the addition of queuing support) has broken interrupt endpoints, this patch fixes this. Signed-off-by: NHans de Goede <hdegoede@redhat.com>
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由 Gerd Hoffmann 提交于
Check the TDs of inflight packets, cancel packets in case the guest clears the active bit. Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>
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由 Gerd Hoffmann 提交于
Factor out function to cancel all packets of a queue. No behavior change. Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>
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由 Hans de Goede 提交于
ehci_state_executing does not need to check for p->usb_status == USB_RET_ASYNC or USB_RET_PROCERR, since ehci_execute_complete already does a similar check and will trigger an assert if either value is encountered. USB_RET_ASYNC should never be the packet status when execute_complete runs for obvious reasons, and USB_RET_PROCERR is only used by ehci_state_execute / ehci_execute not by ehci_state_executing / ehci_execute_complete. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>
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由 Hans de Goede 提交于
ehci_qh_do_overlay() already calls ehci_flush_qh() before it returns, calling it twice is useless. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>
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由 Hans de Goede 提交于
After the "ehci: Print a warning when a queue unexpectedly contains packets on cancel" commit. Under certain reproducable conditions I was getting the following message: "EHCI: Warning queue not empty on queue reset". After aprox. 8 hours of debugging I've finally found the cause. The Linux EHCI driver has an IAAD watchdog, to work around certain EHCI hardware sometimes not acknowledging the doorbell at all. This watchdog has a timeout of 10 ms, which is less then the time between 2 runs through the async schedule when async_stepdown is at its highest value. Thus the watchdog can trigger, after which Linux clears the IAAD bit and re-uses the QH. IOW we were not properly detecting the unlink of the qh, due to us missing (ignoring for more then 10 ms) the IAAD command, which triggered the warning. Signed-off-by: NHans de Goede <hdegoede@redhat.com>
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由 Hans de Goede 提交于
Signed-off-by: NHans de Goede <hdegoede@redhat.com>
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由 Gerd Hoffmann 提交于
This patch adds IDs to usb packets. Those IDs are (a) supposed to be unique for the lifecycle of a packet (from packet setup until the packet is either completed or canceled) and (b) stable across migration. uhci, ohci, ehci and xhci use the guest physical address of the transfer descriptor for this. musb needs a different approach because there is no transfer descriptor. But musb also doesn't support pipelining, so we have never more than one packet per endpoint in flight. So we go create an ID based on endpoint and device address. Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>
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