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| author | Keir Fraser <keir@xen.org> | 2013-01-14 13:55:45 +0000 |
|---|---|---|
| committer | Keir Fraser <keir@xen.org> | 2013-01-14 13:55:45 +0000 |
| commit | 143c33f1bcc93392beea4c045dd19917bd81888f (patch) | |
| tree | a2f9e6dc7aa16192ac00da84eff6beaf392b2055 /xen/common/preempt.c | |
| parent | b07423c7cec88c19a63d7ed2c676b365af5d18c2 (diff) | |
| download | xen-143c33f1bcc93392beea4c045dd19917bd81888f.tar.gz xen-143c33f1bcc93392beea4c045dd19917bd81888f.tar.bz2 xen-143c33f1bcc93392beea4c045dd19917bd81888f.zip | |
x86: Assert !in_atomic() before exiting to guest context.
Signed-off-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'xen/common/preempt.c')
| -rw-r--r-- | xen/common/preempt.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/xen/common/preempt.c b/xen/common/preempt.c index a02eb6d28d..38f73b023e 100644 --- a/xen/common/preempt.c +++ b/xen/common/preempt.c @@ -30,3 +30,9 @@ bool_t in_atomic(void) { return preempt_count() || in_irq() || !local_irq_is_enabled(); } + +/* asm helper */ +void bug_if_in_atomic(void) +{ + BUG_ON(in_atomic()); +} |