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ceph: warn on allocation from msgpool with larger front_len

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Pass the front_len we need when pulling a message off a msgpool,
and WARN if it is greater than the pool's size.  Then try to
allocate a new message (to continue without failing).

Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Sage Weil
2009-10-14 17:36:07 -07:00
parent 07bd10fb98
commit 8f3bc053c6
4 changed files with 26 additions and 9 deletions
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3
fs/ceph/msgpool.h
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@ -20,7 +20,8 @@ extern int ceph_msgpool_init(struct ceph_msgpool *pool,
int front_len, int size, bool blocking);
extern void ceph_msgpool_destroy(struct ceph_msgpool *pool);
extern int ceph_msgpool_resv(struct ceph_msgpool *, int delta);
extern struct ceph_msg *ceph_msgpool_get(struct ceph_msgpool *);
extern struct ceph_msg *ceph_msgpool_get(struct ceph_msgpool *,
int front_len);
extern void ceph_msgpool_put(struct ceph_msgpool *, struct ceph_msg *);
#endif