diff options
| author | Joe Perches <joe@perches.com> | 2013-07-01 08:12:37 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2013-07-01 08:12:37 -0400 |
| commit | e7c96e8e47baf263d93a8dbbebca7216a912ca05 (patch) | |
| tree | cec5ac7a66589437fe64708eb854fdc8b33250b7 /ipc/msg.c | |
| parent | d3922a777f9b4c4df898d326fa940f239af4f9b6 (diff) | |
ext4: reduce object size when !CONFIG_PRINTK
Reduce the object size ~10% could be useful for embedded systems.
Add #ifdef CONFIG_PRINTK #else #endif blocks to hold formats and
arguments, passing " " to functions when !CONFIG_PRINTK and still
verifying format and arguments with no_printk.
$ size fs/ext4/built-in.o*
text data bss dec hex filename
239375 610 888 240873 3ace9 fs/ext4/built-in.o.new
264167 738 888 265793 40e41 fs/ext4/built-in.o.old
$ grep -E "CONFIG_EXT4|CONFIG_PRINTK" .config
# CONFIG_PRINTK is not set
CONFIG_EXT4_FS=y
CONFIG_EXT4_USE_FOR_EXT23=y
CONFIG_EXT4_FS_POSIX_ACL=y
# CONFIG_EXT4_FS_SECURITY is not set
# CONFIG_EXT4_DEBUG is not set
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'ipc/msg.c')
0 files changed, 0 insertions, 0 deletions