Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge tag 'gfs2-v5.2.fixes2' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2
Pull gfs2 fix from Andreas Gruenbacher:
"Fix rounding error in gfs2_iomap_page_prepare"
* tag 'gfs2-v5.2.fixes2' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2:
gfs2: Fix rounding error in gfs2_iomap_page_prepare
+4
-1
+4
-1
fs/gfs2/bmap.c
+4
-1
fs/gfs2/bmap.c
···
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static int gfs2_iomap_page_prepare(struct inode *inode, loff_t pos,
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unsigned len, struct iomap *iomap)
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{
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+
unsigned int blockmask = i_blocksize(inode) - 1;
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struct gfs2_sbd *sdp = GFS2_SB(inode);
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unsigned int blocks;
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-
return gfs2_trans_begin(sdp, RES_DINODE + (len >> inode->i_blkbits), 0);
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+
blocks = ((pos & blockmask) + len + blockmask) >> inode->i_blkbits;
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return gfs2_trans_begin(sdp, RES_DINODE + blocks, 0);
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}
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static void gfs2_iomap_page_done(struct inode *inode, loff_t pos,