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| author | Bharat Potnuri <bharat@chelsio.com> | 2018-04-27 16:41:16 +0530 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2018-10-21 08:45:49 +0100 |
| commit | bcfd056fb6385a83aa8ca50aa6a5c5e101b02bcb (patch) | |
| tree | c0a8269d04f9b49c3c58615ca7c253e9f6c0fb03 /net/compat.c | |
| parent | e8e50d7bba9670503ad7e8df1625781ce3673e8a (diff) | |
| download | linux-stable-bcfd056fb6385a83aa8ca50aa6a5c5e101b02bcb.tar.gz linux-stable-bcfd056fb6385a83aa8ca50aa6a5c5e101b02bcb.tar.bz2 linux-stable-bcfd056fb6385a83aa8ca50aa6a5c5e101b02bcb.zip | |
iw_cxgb4: Atomically flush per QP HW CQEs
commit 2df19e19ae90d94fd8724083f161f368a2797537 upstream.
When a CQ is shared by multiple QPs, c4iw_flush_hw_cq() needs to acquire
corresponding QP lock before moving the CQEs into its corresponding SW
queue and accessing the SQ contents for completing a WR.
Ignore CQEs if corresponding QP is already flushed.
Signed-off-by: Potnuri Bharat Teja <bharat@chelsio.com>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
[bwh: Backported to 3.16: adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'net/compat.c')
0 files changed, 0 insertions, 0 deletions