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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-12-09 07:14:38 +0100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-12-09 07:14:38 +0100 |
| commit | bcd6acd51f3d4d1ada201e9bc5c40a31d6d80c71 (patch) | |
| tree | 2f6dffd2d3e4dd67355a224de7e7a960335a92fd /arch/x86/mm/kmmio.c | |
| parent | MAINTAINERS: Add PowerPC patterns (diff) | |
| parent | Merge branch 'x86-xen-for-linus' of git://git.kernel.org/pub/scm/linux/kernel... (diff) | |
| download | linux-bcd6acd51f3d4d1ada201e9bc5c40a31d6d80c71.tar.xz linux-bcd6acd51f3d4d1ada201e9bc5c40a31d6d80c71.zip | |
Merge commit 'origin/master' into next
Conflicts:
include/linux/kvm.h
Diffstat (limited to 'arch/x86/mm/kmmio.c')
| -rw-r--r-- | arch/x86/mm/kmmio.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c index 16ccbd77917f..11a4ad4d6253 100644 --- a/arch/x86/mm/kmmio.c +++ b/arch/x86/mm/kmmio.c @@ -540,8 +540,14 @@ kmmio_die_notifier(struct notifier_block *nb, unsigned long val, void *args) struct die_args *arg = args; if (val == DIE_DEBUG && (arg->err & DR_STEP)) - if (post_kmmio_handler(arg->err, arg->regs) == 1) + if (post_kmmio_handler(arg->err, arg->regs) == 1) { + /* + * Reset the BS bit in dr6 (pointed by args->err) to + * denote completion of processing + */ + (*(unsigned long *)ERR_PTR(arg->err)) &= ~DR_STEP; return NOTIFY_STOP; + } return NOTIFY_DONE; } |