| commit | dda36f9821321edf65d69da5c0807df7e73d26fc | |
| author | Nicolas Ferre <nicolas.ferre@atmel.com> | |
| Wed, 12 Jan 2011 14:39:10 +0000 (12 15:39 +0100) | ||
| committer | Dan Williams <dan.j.williams@intel.com> | |
| Sat, 15 Jan 2011 00:54:44 +0000 (14 16:54 -0800) | ||
| tree | 2a629da4c1650c11bb0b1783317fbda0a1799ec6 | treesnapshot (tar.gz zip) |
| parent | 568f7f0c2e597671d3e646e0b85c95c4a5756fef | commitdiff |
dmaengine: at_hdmac: fix race while monitoring channel status
We were reading channel status then taking a lock. This lead to a race because
this lock may delay us and then make this channel not idle anymore.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
We were reading channel status then taking a lock. This lead to a race because
this lock may delay us and then make this channel not idle anymore.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
| drivers/dma/at_hdmac.c | diffblobblamehistory |