diff options
| author | Rafael J. Wysocki <rjw@sisk.pl> | 2009-07-29 20:28:08 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2009-07-29 20:28:08 +0200 |
| commit | b4093d6235b7e4249616651ee328600ced48a18a (patch) | |
| tree | 9f5b8e466e2d26fbe13ee7934f9e939a09815bd5 /arch/microblaze/mm/fault.c | |
| parent | d9ab77161d811ffb0bccf396f7155cc905c1b9e1 (diff) | |
| parent | 7d3e91b8a1f5179d56a7412d4b499f2d5fc6b25d (diff) | |
Merge branch 'master' into for-linus
Diffstat (limited to 'arch/microblaze/mm/fault.c')
| -rw-r--r-- | arch/microblaze/mm/fault.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/arch/microblaze/mm/fault.c b/arch/microblaze/mm/fault.c index 956607a63f4..d9d249a66ff 100644 --- a/arch/microblaze/mm/fault.c +++ b/arch/microblaze/mm/fault.c @@ -69,7 +69,7 @@ static int store_updates_sp(struct pt_regs *regs) * It is called from do_page_fault above and from some of the procedures * in traps.c. */ -static void bad_page_fault(struct pt_regs *regs, unsigned long address, int sig) +void bad_page_fault(struct pt_regs *regs, unsigned long address, int sig) { const struct exception_table_entry *fixup; /* MS: no context */ @@ -122,15 +122,10 @@ void do_page_fault(struct pt_regs *regs, unsigned long address, } #endif /* CONFIG_KGDB */ - if (in_atomic() || mm == NULL) { - /* FIXME */ - if (kernel_mode(regs)) { - printk(KERN_EMERG - "Page fault in kernel mode - Oooou!!! pid %d\n", - current->pid); - _exception(SIGSEGV, regs, code, address); - return; - } + if (in_atomic() || !mm) { + if (kernel_mode(regs)) + goto bad_area_nosemaphore; + /* in_atomic() in user mode is really bad, as is current->mm == NULL. */ printk(KERN_EMERG "Page fault in user mode with " |