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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2006-06-15 18:02:25 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-06-18 16:17:42 +0100 |
| commit | cc1a852137d6c12d50c372d61a1c5f763998536b (patch) | |
| tree | d7c01ac23534b98ae76af22f1a914b4a569176dc | |
| parent | ce7a3fdc5c55fd01d8e2deda0daef84473644f8b (diff) | |
| download | blackbird-op-linux-cc1a852137d6c12d50c372d61a1c5f763998536b.tar.gz blackbird-op-linux-cc1a852137d6c12d50c372d61a1c5f763998536b.zip | |
[ARM] Replace extramask with a full copy of the sigmask
There's not much point in splitting the sigmask between two different
locations, so copy it entirely into a proper sigset_t. This will
eventually allow rt_sigframe and sigframe to share more code.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/kernel/signal.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 0ddbf2795c5b..7a4213ef0f46 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -194,7 +194,7 @@ struct aux_sigframe { */ struct sigframe { struct sigcontext sc; - unsigned long extramask[_NSIG_WORDS-1]; + sigset_t sigmask; unsigned long retcode[2]; struct aux_sigframe aux __attribute__((aligned(8))); }; @@ -264,10 +264,7 @@ asmlinkage int sys_sigreturn(struct pt_regs *regs) if (!access_ok(VERIFY_READ, frame, sizeof (*frame))) goto badframe; - if (__get_user(set.sig[0], &frame->sc.oldmask) - || (_NSIG_WORDS > 1 - && __copy_from_user(&set.sig[1], &frame->extramask, - sizeof(frame->extramask)))) + if (__copy_from_user(&set, &frame->sigmask, sizeof(set))) goto badframe; sigdelsetmask(&set, ~_BLOCKABLE); @@ -486,11 +483,7 @@ setup_frame(int usig, struct k_sigaction *ka, sigset_t *set, struct pt_regs *reg return 1; err |= setup_sigcontext(&frame->sc, &frame->aux, regs, set->sig[0]); - - if (_NSIG_WORDS > 1) { - err |= __copy_to_user(frame->extramask, &set->sig[1], - sizeof(frame->extramask)); - } + err |= __copy_to_user(&frame->sigmask, set, sizeof(*set)); if (err == 0) err = setup_return(regs, ka, frame->retcode, frame, usig); |
