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| author | Denis Vlasenko | 2009-03-28 03:22:08 +0000 |
|---|---|---|
| committer | Denis Vlasenko | 2009-03-28 03:22:08 +0000 |
| commit | f54dd0917169de33faf799a6f0aaae9a1b7d3ce7 (patch) | |
| tree | 00ab50668f8970375125b4cbb906c2e0ac4229f5 | |
| parent | 14ee4e65f196c451a9eea45a9936b4fe38533178 (diff) | |
| download | busybox-f54dd0917169de33faf799a6f0aaae9a1b7d3ce7.zip busybox-f54dd0917169de33faf799a6f0aaae9a1b7d3ce7.tar.gz | |
mkfs.vfat: mkdosfs compat with choosing clyster size
| -rw-r--r-- | util-linux/mkfs_vfat.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/util-linux/mkfs_vfat.c b/util-linux/mkfs_vfat.c index 679fcf1..30996b2 100644 --- a/util-linux/mkfs_vfat.c +++ b/util-linux/mkfs_vfat.c @@ -198,7 +198,6 @@ int mkfs_vfat_main(int argc UNUSED_PARAM, char **argv) char *buf; char *device_name; uoff_t volume_size_bytes; - uoff_t volume_size_blocks; uoff_t volume_size_sect; uint32_t total_clust; uint32_t volume_id; @@ -293,7 +292,6 @@ int mkfs_vfat_main(int argc UNUSED_PARAM, char **argv) bb_error_msg_and_die("image size is too big"); volume_size_bytes *= 1024; } - volume_size_blocks = (volume_size_bytes >> BLOCK_SIZE_BITS); volume_size_sect = volume_size_bytes / bytes_per_sect; // @@ -325,9 +323,9 @@ int mkfs_vfat_main(int argc UNUSED_PARAM, char **argv) * fs size <= 16G: 8k clusters * fs size > 16G: 16k clusters */ - sect_per_clust = volume_size_bytes > ((off_t)16)*1024*1024*1024 ? 32 : - volume_size_bytes > ((off_t)8)*1024*1024*1024 ? 16 : - volume_size_bytes > 260*1024*1024 ? 8 : 1; + sect_per_clust = volume_size_bytes >= ((off_t)16)*1024*1024*1024 ? 32 : + volume_size_bytes >= ((off_t)8)*1024*1024*1024 ? 16 : + volume_size_bytes >= 260*1024*1024 ? 8 : 1; } else { int not_floppy = ioctl(dev, FDGETPRM, ¶m); if (not_floppy == 0) { @@ -531,6 +529,7 @@ int mkfs_vfat_main(int argc UNUSED_PARAM, char **argv) #if 0 if (opts & OPT_c) { + uoff_t volume_size_blocks; unsigned start_data_sector; unsigned start_data_block; unsigned badblocks = 0; @@ -538,6 +537,7 @@ int mkfs_vfat_main(int argc UNUSED_PARAM, char **argv) off_t currently_testing; char *blkbuf = xmalloc(BLOCK_SIZE * TEST_BUFFER_BLOCKS); + volume_size_blocks = (volume_size_bytes >> BLOCK_SIZE_BITS); // N.B. the two following vars are in hard sectors, i.e. SECTOR_SIZE byte sectors! start_data_sector = (reserved_sect + NUM_FATS * sect_per_fat) * (bytes_per_sect / SECTOR_SIZE); start_data_block = (start_data_sector + SECTORS_PER_BLOCK - 1) / SECTORS_PER_BLOCK; |