[PATCH 07/10] libext2fs: use the rbtree bitmap by default when initializing a file system
From: Theodore Ts'o <tytso@mit.edu>
Date: 2011-12-18 06:42:41
Subsystem:
library code, the rest · Maintainers:
Andrew Morton, Linus Torvalds
This change causes the max resident memory of mke2fs, as reported by /usr/bin/time, to drop from 9296k to 5328k when formatting a 25 gig volume. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu> --- lib/ext2fs/initialize.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/lib/ext2fs/initialize.c b/lib/ext2fs/initialize.c
index b050a0a..a63ea18 100644
--- a/lib/ext2fs/initialize.c
+++ b/lib/ext2fs/initialize.c@@ -112,6 +112,7 @@ errcode_t ext2fs_initialize(const char *name, int flags, fs->magic = EXT2_ET_MAGIC_EXT2FS_FILSYS; fs->flags = flags | EXT2_FLAG_RW; fs->umask = 022; + fs->default_bitmap_type = EXT2FS_BMAP64_RBTREE; #ifdef WORDS_BIGENDIAN fs->flags |= EXT2_FLAG_SWAP_BYTES; #endif
--
1.7.8.11.gefc1f.dirty