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Add fix-evict-dbufs branch

This commit is contained in:
Brian Behlendorf 2008-11-20 12:52:00 -08:00
parent 34dc7c2f25
commit 53822a4c14
3 changed files with 14 additions and 1 deletions
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From: Brian Behlendorf <behlendorf1@llnl.gov>
Subject: [PATCH] fix dbuf evict assertion
Replace non-fatal assertion with warning
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
---

6
zfs/lib/libzpool/dnode_sync.c
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@ -394,9 +394,13 @@ dnode_evict_dbufs(dnode_t *dn)
if (evicting) if (evicting)
delay(1); delay(1);
pass++; pass++;
ASSERT(pass < 100); /* sanity check */ if ((pass % 100) == 0)
dprintf("Exceeded %d passes evicting dbufs\n", pass);
} while (progress); } while (progress);
if (pass >= 100)
dprintf("Required %d passes to evict dbufs\n", pass);
rw_enter(&dn->dn_struct_rwlock, RW_WRITER); rw_enter(&dn->dn_struct_rwlock, RW_WRITER);
if (dn->dn_bonus && refcount_is_zero(&dn->dn_bonus->db_holds)) { if (dn->dn_bonus && refcount_is_zero(&dn->dn_bonus->db_holds)) {
mutex_enter(&dn->dn_bonus->db_mtx); mutex_enter(&dn->dn_bonus->db_mtx);