diff options
| author | Brian Behlendorf <[email protected]> | 2014-11-20 19:09:39 -0500 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2015-01-16 14:41:26 -0800 |
| commit | 79c76d5b65b19a602d4c7a340da7bf90d4a0c4f8 (patch) | |
| tree | 4a8b04dd1657e396d4a04f72364d9157dec0b178 /module/zfs/zap.c | |
| parent | efcd79a883caddea4a20bfc771da31ecc6ce4ca2 (diff) | |
Change KM_PUSHPAGE -> KM_SLEEP
By marking DMU transaction processing contexts with PF_FSTRANS
we can revert the KM_PUSHPAGE -> KM_SLEEP changes. This brings
us back in line with upstream. In some cases this means simply
swapping the flags back. For others fnvlist_alloc() was replaced
by nvlist_alloc(..., KM_PUSHPAGE) and must be reverted back to
fnvlist_alloc() which assumes KM_SLEEP.
The one place KM_PUSHPAGE is kept is when allocating ARC buffers
which allows us to dip in to reserved memory. This is again the
same as upstream.
Signed-off-by: Brian Behlendorf <[email protected]>
Diffstat (limited to 'module/zfs/zap.c')
| -rw-r--r-- | module/zfs/zap.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/module/zfs/zap.c b/module/zfs/zap.c index 4ee75b6d9..5ffa138a6 100644 --- a/module/zfs/zap.c +++ b/module/zfs/zap.c @@ -115,7 +115,7 @@ fzap_upgrade(zap_t *zap, dmu_tx_t *tx, zap_flags_t flags) 1<<FZAP_BLOCK_SHIFT(zap), FTAG, &db, DMU_READ_NO_PREFETCH)); dmu_buf_will_dirty(db, tx); - l = kmem_zalloc(sizeof (zap_leaf_t), KM_PUSHPAGE); + l = kmem_zalloc(sizeof (zap_leaf_t), KM_SLEEP); l->l_dbuf = db; l->l_phys = db->db_data; @@ -392,7 +392,7 @@ static zap_leaf_t * zap_create_leaf(zap_t *zap, dmu_tx_t *tx) { void *winner; - zap_leaf_t *l = kmem_alloc(sizeof (zap_leaf_t), KM_PUSHPAGE); + zap_leaf_t *l = kmem_alloc(sizeof (zap_leaf_t), KM_SLEEP); ASSERT(RW_WRITE_HELD(&zap->zap_rwlock)); @@ -454,7 +454,7 @@ zap_open_leaf(uint64_t blkid, dmu_buf_t *db) ASSERT(blkid != 0); - l = kmem_alloc(sizeof (zap_leaf_t), KM_PUSHPAGE); + l = kmem_alloc(sizeof (zap_leaf_t), KM_SLEEP); rw_init(&l->l_rwlock, NULL, RW_DEFAULT, NULL); rw_enter(&l->l_rwlock, RW_WRITER); l->l_blkid = blkid; @@ -972,7 +972,7 @@ zap_value_search(objset_t *os, uint64_t zapobj, uint64_t value, uint64_t mask, if (mask == 0) mask = -1ULL; - za = kmem_alloc(sizeof (zap_attribute_t), KM_PUSHPAGE); + za = kmem_alloc(sizeof (zap_attribute_t), KM_SLEEP); for (zap_cursor_init(&zc, os, zapobj); (err = zap_cursor_retrieve(&zc, za)) == 0; zap_cursor_advance(&zc)) { |