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| author |   Nicholas Bellinger <nab@linux-iscsi.org> | 2013-09-23 11:57:38 -0700 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2013-10-01 21:27:31 -0700 |
| commit | 8c7f6e9b3321f5ede7f33974cad06db224661a42 (patch) | |
| tree | be7a59b7c74b0ec9b5ac6c86c3276bad311ff823 /drivers/infiniband/ulp/srpt/ib_srpt.c | |
| parent | vhost/scsi: Use GFP_ATOMIC with percpu_ida_alloc for obtaining tag (diff) | |
| download | linux-dev-8c7f6e9b3321f5ede7f33974cad06db224661a42.tar.xz linux-dev-8c7f6e9b3321f5ede7f33974cad06db224661a42.zip | |
target: Fall back to vzalloc upon ->sess_cmd_map kzalloc failure
This patch changes transport_alloc_session_tags() to fall back to
use vzalloc when kzalloc fails for big tag_num that end up generating
larger order allocations.
Also use is_vmalloc_addr() in transport_alloc_session_tags() failure
path, and normal transport_free_session() path to determine when
vfree() needs to be called instead of kfree().
v2 changes:
- Use __GFP_NOWARN | __GFP_REPEAT for sess_cmd_map kzalloc (mst)
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Asias He <asias@redhat.com>
Cc: Kent Overstreet <kmo@daterainc.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/infiniband/ulp/srpt/ib_srpt.c')
0 files changed, 0 insertions, 0 deletions