mm/swapfile: do not sleep with a spin lock held
We can't call kvfree() with a spin lock held, so defer it. Fixes a might_sleep() runtime warning. Fixes: 873d7bcf ("mm/swapfile.c: use kvzalloc for swap_info_struct allocation") Signed-off-by:Qian Cai <qcai@redhat.com> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Reviewed-by:
Andrew Morton <akpm@linux-foundation.org> Cc: Hugh Dickins <hughd@google.com> Cc: <stable@vger.kernel.org> Link: https://lkml.kernel.org/r/20201202151549.10350-1-qcai@redhat.com Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
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e91d8d78