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authorLinus Torvalds <torvalds@linux-foundation.org>2014-01-02 14:40:38 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-02 14:40:38 -0800
commit06f055f394da2364b944d41b9609589763ae762a (patch)
tree3f8c0a081e2a9aa5d0742d8f164c87b30dba3d2d /fs
parent152b734a9e38aa2e9668fa072cf66625383ca865 (diff)
parent4ff36ee94d93ddb4b7846177f1118d9aa33408e2 (diff)
Merge branch 'akpm' (incoming from Andrew)
Merge patches from Andrew Morton: "Ten fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: epoll: do not take the nested ep->mtx on EPOLL_CTL_DEL sh: add EXPORT_SYMBOL(min_low_pfn) and EXPORT_SYMBOL(max_low_pfn) to sh_ksyms_32.c drivers/dma/ioat/dma.c: check DMA mapping error in ioat_dma_self_test() mm/memory-failure.c: transfer page count from head page to tail page after split thp MAINTAINERS: set up proper record for Xilinx Zynq mm: remove bogus warning in copy_huge_pmd() memcg: fix memcg_size() calculation mm: fix use-after-free in sys_remap_file_pages mm: munlock: fix deadlock in __munlock_pagevec() mm: munlock: fix a bug where THP tail page is encountered
Diffstat (limited to 'fs')
-rw-r--r--fs/eventpoll.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 8b5e2584c84..af903128891 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -1907,10 +1907,6 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
}
}
}
- if (op == EPOLL_CTL_DEL && is_file_epoll(tf.file)) {
- tep = tf.file->private_data;
- mutex_lock_nested(&tep->mtx, 1);
- }
/*
* Try to lookup the file inside our RB tree, Since we grabbed "mtx"