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Modify BPF descriptor assertions to assert Giant when a BPF descriptor

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lock is asserted and running non-MPSAFE.
This commit is contained in:
Robert Watson 2004-03-29 00:33:39 +00:00
parent a1288c786e
commit 2418d3ccec
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=127541
1 changed files with 4 additions and 1 deletions
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5
sys/net/bpfdesc.h
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@ -102,7 +102,10 @@ struct bpf_d {
#define BPFD_LOCK(bd) mtx_lock(&(bd)->bd_mtx)
#define BPFD_UNLOCK(bd) mtx_unlock(&(bd)->bd_mtx)
#define BPFD_LOCK_ASSERT(bd) mtx_assert(&(bd)->bd_mtx, MA_OWNED)
#define BPFD_LOCK_ASSERT(bd) do { \
mtx_assert(&(bd)->bd_mtx, MA_OWNED); \
NET_ASSERT_GIANT(); \
} while (0)
/* Test whether a BPF is ready for read(). */
#define bpf_ready(bd) \