fs/nfsd: change type of max_delegations, nfsd_drc_max_mem and nfsd_drc_mem_used
authorZhang Yanfei <zhangyanfei@cn.fujitsu.com>
Sat, 23 Feb 2013 00:35:47 +0000 (16:35 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Sun, 24 Feb 2013 01:50:22 +0000 (17:50 -0800)
The three variables are calculated from nr_free_buffer_pages so change
their types to unsigned long in case of overflow.

Signed-off-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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