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SubjectRe: [PATCH 2.6.26-rc8-mm1] memrlimit: fix mmap_sem deadlock
Hugh Dickins wrote:
> "ps -f" hung after "killall make" of make -j20 kernel builds. It's
> generally considered bad manners to down_write something you already
> have down_read. exit_mm up_reads before calling mm_update_next_owner,
> so I guess exec_mmap can safely do so too. (And with that repositioning
> there's not much point in mm_need_new_owner allowing for NULL mm.)
>
> Signed-off-by: Hugh Dickins <hugh@veritas.com>

Thanks!

Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com>

--
Warm Regards,
Balbir Singh
Linux Technology Center
IBM, ISTL


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