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Switch KM_SLEEP to KM_PUSHPAGE

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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 <chris@onthe.net.au>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #1002
This commit is contained in:
Chris Dunlop 2012-10-04 16:19:17 +10:00 committed by Brian Behlendorf
parent 04434775b7
commit d75d6f294e
1 changed files with 1 additions and 1 deletions
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module/zfs/ddt_zap.c
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@ -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);