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| author | Gerald Schaefer <gerald.schaefer@de.ibm.com> | 2010-05-12 09:32:12 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-05-26 14:32:06 -0700 |
| commit | 6304f31cfc670abcd2006c18cf8d960072c00c5c (patch) | |
| tree | 960466726613074c735c5e6eb2c71360174dd65c /arch/powerpc/include/asm/hw_irq.h | |
| parent | d53662168530910feb44e0058b10e9b4ec2302be (diff) | |
| download | linux-rt-6304f31cfc670abcd2006c18cf8d960072c00c5c.tar.gz | |
ptrace: fix return value of do_syscall_trace_enter()
commit 545c174d1f093a462b4bb9131b23d5ea72a600e1 upstream.
strace may change the system call number, so regs->gprs[2] must not
be read before tracehook_report_syscall_entry(). This fixes a bug
where "strace -f" will hang after a vfork().
Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/powerpc/include/asm/hw_irq.h')
0 files changed, 0 insertions, 0 deletions