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authorChris Dunlop <[email protected]>2012-10-04 16:19:17 +1000
committerBrian Behlendorf <[email protected]>2012-10-04 10:44:09 -0700
commitd75d6f294e0e011e53913803db70f8096f5fd630 (patch)
tree5f813863697682254b07bdf240a475de40bc2ba8 /module/zfs/ddt_zap.c
parent04434775b7f3aa55fbbcf2064cfb9f5f5c436e64 (diff)
Switch KM_SLEEP to KM_PUSHPAGE
This warning indicates the incorrect use of KM_SLEEP in a call path which must use KM_PUSHPAGE to avoid deadlocking in direct reclaim. See commit b8d06fc for additional details. SPL: Fixing allocation for task txg_sync (6093) which used GFP flags 0x297bda7c with PF_NOFS set Signed-off-by: Chris Dunlop <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]> Closes #1002
Diffstat (limited to 'module/zfs/ddt_zap.c')
-rw-r--r--module/zfs/ddt_zap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/module/zfs/ddt_zap.c b/module/zfs/ddt_zap.c
index 6fb6ea2a3..1733448a8 100644
--- a/module/zfs/ddt_zap.c
+++ b/module/zfs/ddt_zap.c
@@ -62,7 +62,7 @@ ddt_zap_lookup(objset_t *os, uint64_t object, ddt_entry_t *dde)
uint64_t one, csize;
int error;
- cbuf = kmem_alloc(sizeof (dde->dde_phys) + 1, KM_SLEEP);
+ cbuf = kmem_alloc(sizeof (dde->dde_phys) + 1, KM_PUSHPAGE);
error = zap_length_uint64(os, object, (uint64_t *)&dde->dde_key,
DDT_KEY_WORDS, &one, &csize);