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(parent: 8c5dc70) | patch
fat: remove i_alloc_sem abuse
authorChristoph Hellwig <hch@infradead.org>
Fri, 24 Jun 2011 18:29:40 +0000 (14:29 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Thu, 21 Jul 2011 00:47:44 +0000 (20:47 -0400)
commit582686915803e34adc8fdcd90bff7ca7f6a42221
tree5a522cb6dbc41eaac987dbf15a2cbae35b2544cctree | snapshot
parent8c5dc70aae29d2571c0f461d69b37e4e6e01ff4ccommit | diff
fat: remove i_alloc_sem abuse

Add a new rw_semaphore to protect bmap against truncate.  Previous
i_alloc_sem was abused for this, but it's going away in this series.

Note that we can't simply use i_mutex, given that the swapon code
calls ->bmap under it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/fat/fat.h diff | blob | history
fs/fat/file.c diff | blob | history
fs/fat/inode.c diff | blob | history
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