[GIT PULL for-4.9 17/48] f2fs: do not wait for writeback in write_begin

2017-10-10 Thread Levin, Alexander (Sasha Levin)
From: Jaegeuk Kim [ Upstream commit 86d54795c94532075d862aa0a79f0c981dab4bdd ] Otherwise we can get livelock like below. [79880.428136] dbench D0 18405 18404 0x [79880.428139] Call Trace: [79880.428142] __schedule+0x219/0x6b0 [79880.428144]

[GIT PULL for-4.9 17/48] f2fs: do not wait for writeback in write_begin

2017-10-10 Thread Levin, Alexander (Sasha Levin)
From: Jaegeuk Kim [ Upstream commit 86d54795c94532075d862aa0a79f0c981dab4bdd ] Otherwise we can get livelock like below. [79880.428136] dbench D0 18405 18404 0x [79880.428139] Call Trace: [79880.428142] __schedule+0x219/0x6b0 [79880.428144] schedule+0x36/0x80