diff options
| author |   Nicholas Bellinger <nab@linux-iscsi.org> | 2014-01-20 03:36:24 +0000 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2014-01-25 06:58:52 +0000 |
| commit | 555b270e25b0279b98083518a85f4b1da144a181 (patch) | |
| tree | 01cb1c9e3c65deb02c41ed45fa9ad69902274e2c /include/target/iscsi | |
| parent | percpu_ida: Make percpu_ida_alloc + callers accept task state bitmask (diff) | |
| download | linux-dev-555b270e25b0279b98083518a85f4b1da144a181.tar.xz linux-dev-555b270e25b0279b98083518a85f4b1da144a181.zip | |
iscsi-target: Fix connection reset hang with percpu_ida_alloc
This patch addresses a bug where connection reset would hang
indefinately once percpu_ida_alloc() was starved for tags, due
to the fact that it always assumed uninterruptible sleep mode.
So now make percpu_ida_alloc() check for signal_pending_state() for
making interruptible sleep optional, and convert iscsit_allocate_cmd()
to set TASK_INTERRUPTIBLE for GFP_KERNEL, or TASK_RUNNING for
GFP_ATOMIC.
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Kent Overstreet <kmo@daterainc.com>
Cc: <stable@vger.kernel.org> #3.12+
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'include/target/iscsi')
0 files changed, 0 insertions, 0 deletions