diff options
Diffstat (limited to 'sys/kern/vfs_subr.c')
| -rw-r--r-- | sys/kern/vfs_subr.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c index ace97e8..5542541 100644 --- a/sys/kern/vfs_subr.c +++ b/sys/kern/vfs_subr.c @@ -1669,7 +1669,8 @@ bnoreuselist(struct bufv *bufv, struct bufobj *bo, daddr_t startn, daddr_t endn) ASSERT_BO_LOCKED(bo); - for (lblkno = startn;; lblkno++) { + for (lblkno = startn;;) { +again: bp = BUF_PCTRIE_LOOKUP_GE(&bufv->bv_root, lblkno); if (bp == NULL || bp->b_lblkno >= endn) break; @@ -1677,11 +1678,14 @@ bnoreuselist(struct bufv *bufv, struct bufobj *bo, daddr_t startn, daddr_t endn) LK_INTERLOCK, BO_LOCKPTR(bo), "brlsfl", 0, 0); if (error != 0) { BO_RLOCK(bo); - return (error != ENOLCK ? error : EAGAIN); + if (error == ENOLCK) + goto again; + return (error); } KASSERT(bp->b_bufobj == bo, ("bp %p wrong b_bufobj %p should be %p", bp, bp->b_bufobj, bo)); + lblkno = bp->b_lblkno + 1; if ((bp->b_flags & B_MANAGED) == 0) bremfree(bp); bp->b_flags |= B_RELBUF; |
