> "Mike" == Mike Snitzer writes:
Mike> Linux 3.19 commit 69c953c ("lib/lcm.c: lcm(n,0)=lcm(0,n) is 0, not
Mike> n") caused blk_stack_limits() to not properly stack queue_limits
Mike> for stacked devices (e.g. DM).
Mike> Fix this regression by establishing lcm_not_zero() and switching
Mike>
Linux 3.19 commit 69c953c ("lib/lcm.c: lcm(n,0)=lcm(0,n) is 0, not n")
caused blk_stack_limits() to not properly stack queue_limits for stacked
devices (e.g. DM).
Fix this regression by establishing lcm_not_zero() and switching
blk_stack_limits() over to using it.
DM uses
Linux 3.19 commit 69c953c (lib/lcm.c: lcm(n,0)=lcm(0,n) is 0, not n)
caused blk_stack_limits() to not properly stack queue_limits for stacked
devices (e.g. DM).
Fix this regression by establishing lcm_not_zero() and switching
blk_stack_limits() over to using it.
DM uses blk_set_stacking_limits()
Mike == Mike Snitzer snit...@redhat.com writes:
Mike Linux 3.19 commit 69c953c (lib/lcm.c: lcm(n,0)=lcm(0,n) is 0, not
Mike n) caused blk_stack_limits() to not properly stack queue_limits
Mike for stacked devices (e.g. DM).
Mike Fix this regression by establishing lcm_not_zero() and switching
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