Revision ad2daa85bd50b7ff5c851b80a0b813bdc8d14f8e authored by Mark Rutland on 10 July 2015, 14:46:32 UTC, committed by Catalin Marinas on 10 July 2015, 15:47:13 UTC
We currently set x27 in compat_sys_sigreturn_wrapper and compat_sys_rt_sigreturn_wrapper, similarly to what we do with r8/why on 32-bit ARM, in an attempt to prevent sigreturns from being restarted. However, on arm64 we have always used pt_regs::syscallno for syscall restarting (for both native and compat tasks), and x27 is never inspected again before being overwritten in kernel_exit. This patch removes the pointless register assignments. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Cc: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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File | Mode | Size |
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partitions | ||
Kconfig | -rw-r--r-- | 3.7 KB |
Kconfig.iosched | -rw-r--r-- | 1.6 KB |
Makefile | -rw-r--r-- | 923 bytes |
bio-integrity.c | -rw-r--r-- | 14.0 KB |
bio.c | -rw-r--r-- | 50.2 KB |
blk-cgroup.c | -rw-r--r-- | 31.5 KB |
blk-core.c | -rw-r--r-- | 90.7 KB |
blk-exec.c | -rw-r--r-- | 3.2 KB |
blk-flush.c | -rw-r--r-- | 14.8 KB |
blk-integrity.c | -rw-r--r-- | 12.5 KB |
blk-ioc.c | -rw-r--r-- | 10.2 KB |
blk-iopoll.c | -rw-r--r-- | 5.8 KB |
blk-lib.c | -rw-r--r-- | 8.0 KB |
blk-map.c | -rw-r--r-- | 5.2 KB |
blk-merge.c | -rw-r--r-- | 14.6 KB |
blk-mq-cpu.c | -rw-r--r-- | 1.6 KB |
blk-mq-cpumap.c | -rw-r--r-- | 2.5 KB |
blk-mq-sysfs.c | -rw-r--r-- | 10.6 KB |
blk-mq-tag.c | -rw-r--r-- | 16.4 KB |
blk-mq-tag.h | -rw-r--r-- | 2.2 KB |
blk-mq.c | -rw-r--r-- | 53.6 KB |
blk-mq.h | -rw-r--r-- | 3.3 KB |
blk-settings.c | -rw-r--r-- | 27.2 KB |
blk-softirq.c | -rw-r--r-- | 4.4 KB |
blk-sysfs.c | -rw-r--r-- | 15.5 KB |
blk-tag.c | -rw-r--r-- | 10.0 KB |
blk-throttle.c | -rw-r--r-- | 45.8 KB |
blk-timeout.c | -rw-r--r-- | 5.7 KB |
blk.h | -rw-r--r-- | 8.6 KB |
bounce.c | -rw-r--r-- | 6.4 KB |
bsg-lib.c | -rw-r--r-- | 6.0 KB |
bsg.c | -rw-r--r-- | 22.9 KB |
cfq-iosched.c | -rw-r--r-- | 122.1 KB |
cmdline-parser.c | -rw-r--r-- | 4.9 KB |
compat_ioctl.c | -rw-r--r-- | 20.8 KB |
deadline-iosched.c | -rw-r--r-- | 11.3 KB |
elevator.c | -rw-r--r-- | 23.8 KB |
genhd.c | -rw-r--r-- | 44.3 KB |
ioctl.c | -rw-r--r-- | 11.5 KB |
ioprio.c | -rw-r--r-- | 5.0 KB |
noop-iosched.c | -rw-r--r-- | 2.7 KB |
partition-generic.c | -rw-r--r-- | 14.0 KB |
scsi_ioctl.c | -rw-r--r-- | 19.4 KB |
t10-pi.c | -rw-r--r-- | 5.1 KB |
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