diff options
| author | Kyle McMartin <kyle@mcmartin.ca> | 2008-04-15 18:36:38 -0400 |
|---|---|---|
| committer | Chris Wright <chrisw@sous-sol.org> | 2008-04-18 18:53:30 -0700 |
| commit | d51b295acd90c52a01b0afb316833c2783e1fb14 (patch) | |
| tree | 51aa89fa1e96c4073d9f4d779cad760a0627af72 /arch | |
| parent | 24319896af06b84f965bcefa0f2d926b726ed05b (diff) | |
PARISC fix signal trampoline cache flushing
upstream commit: cf39cc3b56bc4a562db6242d3069f65034ec7549
The signal trampolines were accidently flushing the kernel I$ instead of
the users. Fix that up, and also add a missing user D$ flush while
we're at it.
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/parisc/kernel/signal.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c index 2ce3806f02e..e060d26e6a5 100644 --- a/arch/parisc/kernel/signal.c +++ b/arch/parisc/kernel/signal.c @@ -534,7 +534,8 @@ insert_restart_trampoline(struct pt_regs *regs) * Flushing one cacheline is cheap. * "sync" on bigger (> 4 way) boxes is not. */ - flush_icache_range(regs->gr[30], regs->gr[30] + 4); + flush_user_dcache_range(regs->gr[30], regs->gr[30] + 4); + flush_user_icache_range(regs->gr[30], regs->gr[30] + 4); regs->gr[31] = regs->gr[30] + 8; /* Preserve original r28. */ |