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authorKoji Sato <sato.koji@lab.ntt.co.jp>2009-04-07 04:01:32 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-07 17:31:14 +0200
commit6c98cd4ecb0ae35f0368c5c2190712689c2064aa (patch)
tree5d8fae2ce980cae3a97e0e88068527ce5937a8df /fs/nilfs2/cpfile.c
parentnilfs2: checkpoint file (diff)
downloadlinux-6c98cd4ecb0ae35f0368c5c2190712689c2064aa.tar.xz
linux-6c98cd4ecb0ae35f0368c5c2190712689c2064aa.zip
nilfs2: segment usage file
This adds a meta data file which stores the allocation state of segments. [konishi.ryusuke@lab.ntt.co.jp: fix wrong counting of checkpoints and dirty segments] Signed-off-by: Koji Sato <sato.koji@lab.ntt.co.jp> Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/nilfs2/cpfile.c')
-rw-r--r--fs/nilfs2/cpfile.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nilfs2/cpfile.c b/fs/nilfs2/cpfile.c
index 991633aad1d8..82462acd06ee 100644
--- a/fs/nilfs2/cpfile.c
+++ b/fs/nilfs2/cpfile.c
@@ -357,7 +357,7 @@ int nilfs_cpfile_delete_checkpoints(struct inode *cpfile,
kaddr = kmap_atomic(header_bh->b_page, KM_USER0);
header = nilfs_cpfile_block_get_header(cpfile, header_bh,
kaddr);
- le64_add_cpu(&header->ch_ncheckpoints, -tnicps);
+ le64_add_cpu(&header->ch_ncheckpoints, -(u64)tnicps);
nilfs_mdt_mark_buffer_dirty(header_bh);
nilfs_mdt_mark_dirty(cpfile);
kunmap_atomic(kaddr, KM_USER0);