]> git.baikalelectronics.ru Git - kernel.git/commit
writeback: initialize global_dirty_limit
authorFengguang Wu <fengguang.wu@intel.com>
Sun, 6 May 2012 05:21:42 +0000 (13:21 +0800)
committerFengguang Wu <fengguang.wu@intel.com>
Sun, 6 May 2012 05:41:58 +0000 (13:41 +0800)
commita1a3d2db0370445a0961aeb42909e45f35eddcda
tree72dac532abb4f42d197023a0495952c387c835ce
parent84ba02c3c82478e6816586153a4b91bf4bd5a906
writeback: initialize global_dirty_limit

This prevents global_dirty_limit from remaining 0 (the initial value)
for long time, since it's only updated in update_dirty_limit() when
above the dirty freerun area.

It will avoid unexpected consequences when some random code use it as a
convenient approximation of the global dirty threshold.

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
mm/page-writeback.c