diff options
| author | Christoph Hellwig <hch@infradead.org> | 2011-10-14 07:30:17 -0400 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2011-10-24 03:21:31 +0000 |
| commit | f55918fa3202a646dad2404f7de008108edc5048 (patch) | |
| tree | 6b39361985ad31ce9511763e504dfdf89e92412b /drivers/target/target_core_file.c | |
| parent | df5fa691ce61aedd3e4dbcf960ee44f05b797d8b (diff) | |
| download | linux-f55918fa3202a646dad2404f7de008108edc5048.tar.bz2 | |
target: clean up the backend interface to caching parameters
Remove the dpo_emulated, fua_write_emulated, fua_read_emulated and
write_cache_emulated methods, and replace them with a simple bitfields in
se_subsystem_api in those cases where they ever returned one.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/target_core_file.c')
| -rw-r--r-- | drivers/target/target_core_file.c | 33 |
1 files changed, 2 insertions, 31 deletions
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index 98aa5836448b..19a0be9c6570 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -400,33 +400,6 @@ static void fd_emulate_sync_cache(struct se_task *task) } /* - * Tell TCM Core that we are capable of WriteCache emulation for - * an underlying struct se_device. - */ -static int fd_emulated_write_cache(struct se_device *dev) -{ - return 1; -} - -static int fd_emulated_dpo(struct se_device *dev) -{ - return 0; -} -/* - * Tell TCM Core that we will be emulating Forced Unit Access (FUA) for WRITEs - * for TYPE_DISK. - */ -static int fd_emulated_fua_write(struct se_device *dev) -{ - return 1; -} - -static int fd_emulated_fua_read(struct se_device *dev) -{ - return 0; -} - -/* * WRITE Force Unit Access (FUA) emulation on a per struct se_task * LBA range basis.. */ @@ -640,15 +613,13 @@ static struct se_subsystem_api fileio_template = { .name = "fileio", .owner = THIS_MODULE, .transport_type = TRANSPORT_PLUGIN_VHBA_PDEV, + .write_cache_emulated = 1, + .fua_write_emulated = 1, .attach_hba = fd_attach_hba, .detach_hba = fd_detach_hba, .allocate_virtdevice = fd_allocate_virtdevice, .create_virtdevice = fd_create_virtdevice, .free_device = fd_free_device, - .dpo_emulated = fd_emulated_dpo, - .fua_write_emulated = fd_emulated_fua_write, - .fua_read_emulated = fd_emulated_fua_read, - .write_cache_emulated = fd_emulated_write_cache, .alloc_task = fd_alloc_task, .do_task = fd_do_task, .do_sync_cache = fd_emulate_sync_cache, |