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Fix extending filesystems of weird size by making sure the actual size

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is always multiple of fragment size.
This commit is contained in:
trasz 2012-12-15 08:53:58 +00:00
parent 2818562651
commit e2e5e93461
1 changed files with 6 additions and 0 deletions
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6
sbin/growfs/growfs.c
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@ -1487,6 +1487,12 @@ main(int argc, char **argv)
} }
} }
/*
* Make sure the new size is a multiple of fs_fsize; /dev/ufssuspend
* only supports fragment-aligned IO requests.
*/
size -= size % osblock.fs_fsize;
if (size <= (uint64_t)(osblock.fs_size * osblock.fs_fsize)) { if (size <= (uint64_t)(osblock.fs_size * osblock.fs_fsize)) {
humanize_number(oldsizebuf, sizeof(oldsizebuf), humanize_number(oldsizebuf, sizeof(oldsizebuf),
osblock.fs_size * osblock.fs_fsize, osblock.fs_size * osblock.fs_fsize,