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fs: switch ->s_uuid to uuid_t

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For some file systems we still memcpy into it, but in various places this
already allows us to use the proper uuid helpers.  More to come..

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com> (Changes to IMA/EVM)
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Christoph Hellwig
2017-05-10 15:06:33 +02:00
parent 787d8c530a
commit 85787090a2
14 changed files with 23 additions and 36 deletions
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fs/ocfs2/super.c
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@@ -2062,7 +2062,7 @@ static int ocfs2_initialize_super(struct super_block *sb,
cbits = le32_to_cpu(di->id2.i_super.s_clustersize_bits);
bbits = le32_to_cpu(di->id2.i_super.s_blocksize_bits);
sb->s_maxbytes = ocfs2_max_file_offset(bbits, cbits);
memcpy(sb->s_uuid, di->id2.i_super.s_uuid,
memcpy(&sb->s_uuid, di->id2.i_super.s_uuid,
sizeof(di->id2.i_super.s_uuid));
osb->osb_dx_mask = (1 << (cbits - bbits)) - 1;