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udf: Skip mirror metadata FE loading when metadata FE is ok

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It is not necessary to load mirror metadata FE when metadata FE is OK.  So try
to read it only the first time udf_get_pblock_meta25() fails to map the block
from metadata FE.

Signed-off-by: Ashish Sangwan <ashishsangwan2@gmail.com>
Signed-off-by: Namjae Jeon <linkinjeon@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Namjae Jeon
2011-10-23 19:28:32 +09:00
committed by Jan Kara
parent 6360e21f94
commit 3080a74ea3
4 changed files with 43 additions and 36 deletions
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fs/udf/udf_sb.h
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@@ -61,6 +61,7 @@ struct udf_meta_data {
__u32 s_alloc_unit_size;
__u16 s_align_unit_size;
__u8 s_dup_md_flag;
__u8 s_mirror_loaded_flag;
struct inode *s_metadata_fe;
struct inode *s_mirror_fe;
struct inode *s_bitmap_fe;