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| author | NeilBrown <neilb@suse.com> | 2016-01-07 03:02:34 +0300 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2016-01-07 08:36:18 +0300 |
| commit | b02bab6b0f928d49dbfb03e1e4e9dd43647623d7 (patch) | |
| tree | 1d7648d55adc0d47d6da533f7a96a70aa9cf8ec8 /drivers/dma/xgene-dma.c | |
| parent | 16605e8d50898ac88b5b504a7fbd63ecdcf37702 (diff) | |
| download | linux-b02bab6b0f928d49dbfb03e1e4e9dd43647623d7.tar.xz | |
async_tx: use GFP_NOWAIT rather than GFP_IO
These async_XX functions are called from md/raid5 in an atomic
section, between get_cpu() and put_cpu(), so they must not sleep.
So use GFP_NOWAIT rather than GFP_IO.
Dan Williams writes: Longer term async_tx needs to be merged into md
directly as we can allocate this unmap data statically per-stripe
rather than per request.
Fixed: 7476bd79fc01 ("async_pq: convert to dmaengine_unmap_data")
Cc: stable@vger.kernel.org (v3.13+)
Reported-and-tested-by: Stanislav Samsonov <slava@annapurnalabs.com>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/xgene-dma.c')
0 files changed, 0 insertions, 0 deletions