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authorJan Kara <jack@suse.cz>2014-01-06 14:02:23 -0500
committerTheodore Ts'o <tytso@mit.edu>2014-01-06 14:02:23 -0500
commitbc0ca9df3b2abb13f7da9d8d255ec60718badd84 (patch)
tree4df0011c79c82f50c057109d38828cdf61527c15 /fs/ext4
parent9cb00419faa7dd81e921328a71931d2b95ed5876 (diff)
downloadtalos-obmc-linux-bc0ca9df3b2abb13f7da9d8d255ec60718badd84.tar.gz
talos-obmc-linux-bc0ca9df3b2abb13f7da9d8d255ec60718badd84.zip
ext4: retry allocation when inline->extent conversion failed
Similarly as other ->write_begin functions in ext4, also ext4_da_write_inline_data_begin() should retry allocation if the conversion failed because of ENOSPC. This avoids returning ENOSPC prematurely because of uncommitted block deletions. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/inline.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index bae987549dc3..ed6e71fe5e9d 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -849,11 +849,13 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping,
handle_t *handle;
struct page *page;
struct ext4_iloc iloc;
+ int retries;
ret = ext4_get_inode_loc(inode, &iloc);
if (ret)
return ret;
+retry_journal:
handle = ext4_journal_start(inode, EXT4_HT_INODE, 1);
if (IS_ERR(handle)) {
ret = PTR_ERR(handle);
@@ -875,6 +877,11 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping,
inode,
flags,
fsdata);
+ ext4_journal_stop(handle);
+ handle = NULL;
+ if (ret == -ENOSPC &&
+ ext4_should_retry_alloc(inode->i_sb, &retries))
+ goto retry_journal;
goto out;
}
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