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authorAndrew Morton <akpm@linux-foundation.org>2008-08-15 00:40:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-15 08:35:43 -0700
commit8c5a1cf0ad3ac5fcdf51314a63b16a440870f6a2 (patch)
tree6b2d9084e05083daf6de69421f323c958b1d46ec /arch
parent3122c331190e9d1622bf1c8cf6ce3b17cca67c9e (diff)
kexec: use a mutex for locking rather than xchg()
Functionally the same, but more conventional. Cc: Huang Ying <ying.huang@intel.com> Tested-by: Vivek Goyal <vgoyal@redhat.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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