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scoutfs-utils: fix last data blkno

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The calculation of the last valid data blkno was off by one.  It was
calculating the total number of small blocks that fit in the device
size.

Signed-off-by: Zach Brown <zab@versity.com>
This commit is contained in:
Zach Brown
2020-08-26 14:39:28 -07:00
committed by Zach Brown
parent 5f0dbc5f85
commit 9bb32b8003
1 changed files with 1 additions and 1 deletions
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utils/src/mkfs.c
+1 -1
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@@ -335,7 +335,7 @@ static int write_new_fs(char *path, int fd, u8 quorum_count)
last_meta = next_meta + ((size / 5) >> SCOUTFS_BLOCK_LG_SHIFT);
/* The rest of the device is data blocks */
first_data = (last_meta + 1) << SCOUTFS_BLOCK_SM_LG_SHIFT;
last_data = size >> SCOUTFS_BLOCK_SM_SHIFT;
last_data = (size >> SCOUTFS_BLOCK_SM_SHIFT) - 1;
/* partially initialize the super so we can use it to init others */
memset(super, 0, SCOUTFS_BLOCK_SM_SIZE);