| commit | 5cc28a9eaab21ce7ded7845b32e2eafc4bbeb175 | |
| author | Dmitry Monakhov <dmonakhov@openvz.org> | |
| Tue, 2 Dec 2014 21:09:50 +0000 (2 16:09 -0500) | ||
| committer | Theodore Ts'o <tytso@mit.edu> | |
| Tue, 2 Dec 2014 21:09:50 +0000 (2 16:09 -0500) | ||
| tree | a2c58f9c69d275ab8a6794c89ccb64232d5634fb | treesnapshot (tar.gz zip) |
| parent | d4f761074353b9aa42a3bdd039d78e1af5f5f29f | commitdiff |
ext4: prevent fsreentrance deadlock for inline_data
ext4_da_convert_inline_data_to_extent() invokes
grab_cache_page_write_begin(). grab_cache_page_write_begin performs
memory allocation, so fs-reentrance should be prohibited because we
are inside journal transaction.
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
ext4_da_convert_inline_data_to_extent() invokes
grab_cache_page_write_begin(). grab_cache_page_write_begin performs
memory allocation, so fs-reentrance should be prohibited because we
are inside journal transaction.
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
| fs/ext4/inline.c | diffblobblamehistory |