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| author | Jan Beulich <jbeulich@novell.com> | 2008-02-04 23:43:03 -0800 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2008-02-05 08:26:44 -0800 |
| commit | 620de2f5dc697f906408743b1139fe5fb7b0b7f8 (patch) | |
| tree | 01c731dfc3f8aca8f100482ef79d6795e03b4dba /arch/ia64/kernel/unaligned.c | |
| parent | ef3c4cb936d854d1564172f2dcce9c20d1b08761 (diff) | |
| download | linux-620de2f5dc697f906408743b1139fe5fb7b0b7f8.tar.gz linux-620de2f5dc697f906408743b1139fe5fb7b0b7f8.tar.bz2 linux-620de2f5dc697f906408743b1139fe5fb7b0b7f8.zip | |
[IA64] honor notify_die() returning NOTIFY_STOP
This requires making die() and die_if_kernel() return a value, and their
callers to honor this (and be prepared that it returns).
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/unaligned.c')
| -rw-r--r-- | arch/ia64/kernel/unaligned.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/ia64/kernel/unaligned.c b/arch/ia64/kernel/unaligned.c index f6a1aeb742b3..52f70bbc192a 100644 --- a/arch/ia64/kernel/unaligned.c +++ b/arch/ia64/kernel/unaligned.c @@ -23,7 +23,7 @@ #include <asm/uaccess.h> #include <asm/unaligned.h> -extern void die_if_kernel(char *str, struct pt_regs *regs, long err); +extern int die_if_kernel(char *str, struct pt_regs *regs, long err); #undef DEBUG_UNALIGNED_TRAP @@ -675,8 +675,9 @@ emulate_load_updates (update_t type, load_store_t ld, struct pt_regs *regs, unsi */ if (ld.x6_op == 1 || ld.x6_op == 3) { printk(KERN_ERR "%s: register update on speculative load, error\n", __FUNCTION__); - die_if_kernel("unaligned reference on speculative load with register update\n", - regs, 30); + if (die_if_kernel("unaligned reference on speculative load with register update\n", + regs, 30)) + return; } @@ -1317,7 +1318,8 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs) if (ia64_psr(regs)->be) { /* we don't support big-endian accesses */ - die_if_kernel("big-endian unaligned accesses are not supported", regs, 0); + if (die_if_kernel("big-endian unaligned accesses are not supported", regs, 0)) + return; goto force_sigbus; } @@ -1534,7 +1536,8 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs) ia64_handle_exception(regs, eh); goto done; } - die_if_kernel("error during unaligned kernel access\n", regs, ret); + if (die_if_kernel("error during unaligned kernel access\n", regs, ret)) + return; /* NOT_REACHED */ } force_sigbus: |