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Change KM_PUSHPAGE -> KM_SLEEP

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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 <behlendorf1@llnl.gov>
This commit is contained in:
Brian Behlendorf
2014-11-20 19:09:39 -05:00
parent efcd79a883
commit 79c76d5b65
65 changed files with 269 additions and 281 deletions
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include/sys/dsl_dataset.h
+1 -1
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@@ -285,7 +285,7 @@ int dsl_dataset_rollback(const char *fsname, void *owner, nvlist_t *result);
#ifdef ZFS_DEBUG
#define dprintf_ds(ds, fmt, ...) do { \
if (zfs_flags & ZFS_DEBUG_DPRINTF) { \
char *__ds_name = kmem_alloc(MAXNAMELEN, KM_PUSHPAGE); \
char *__ds_name = kmem_alloc(MAXNAMELEN, KM_SLEEP); \
dsl_dataset_name(ds, __ds_name); \
dprintf("ds=%s " fmt, __ds_name, __VA_ARGS__); \
kmem_free(__ds_name, MAXNAMELEN); \