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(parent: c2efc4b) | patch
swap: add per-partition lock for swapfile fix
authorHugh Dickins <hughd@google.com>
Thu, 7 Feb 2013 01:26:52 +0000 (12:26 +1100)
committerStephen Rothwell <sfr@canb.auug.org.au>
Mon, 18 Feb 2013 05:46:42 +0000 (16:46 +1100)
commitad20de2cd5838b6783e84eead0439643f3e5101a
treeeebf5f2fbcd23252b8bf8775d27f4704f09c2e32tree | snapshot
parentc2efc4b172c48972b230eb02ba88cb4004c30e28commit | diff
swap: add per-partition lock for swapfile fix

I had all cpus spinning in swap_info_get(), for the lock on an area
being swapped off: probably because get_swap_page() forgot to unlock.

Signed-off-by: Hugh Dickins <hughd@google.com>
Cc: Shaohua Li <shli@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/swapfile.c diff | blob | history
Linux kernel for KaRo TX COM modules