Linux kernel bug fix: writeback: fix possible underflow in write bandwidth calculation
Subsystem: memory (mm/page-writeback.c)
Bug type: unknown, severity: critical
Files changed: mm/page-writeback.c
Introduced by Wu Fengguang on 2011-12-18 14:20:23 +0800; fixed by Tejun Heo on 2015-03-23 09:35:58 -0600 (lifetime: 1190 days)