From: Li Zefan Date: Mon, 23 Sep 2013 08:43:58 +0000 (+0800) Subject: hung_task: Change sysctl_hung_task_check_count to 'int' X-Git-Tag: v3.13-rc1~91^2~23 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cd64647f043e3fd3569bcf068f47f030198ff93a;p=pandora-kernel.git hung_task: Change sysctl_hung_task_check_count to 'int' As 'sysctl_hung_task_check_count' is 'unsigned long' when this value is assigned to max_count in check_hung_uninterruptible_tasks(), it's truncated to 'int' type. This causes a minor artifact: if we write 2^32 to sysctl.hung_task_check_count, hung task detection will be effectively disabled. With this fix, it will still truncate the user input to 32 bits, but reading sysctl.hung_task_check_count reflects the actual truncated value. Signed-off-by: Li Zefan Acked-by: Ingo Molnar Link: http://lkml.kernel.org/r/523FFF4E.9050401@huawei.com Signed-off-by: Ingo Molnar --- Reading git-diff-tree failed