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| author | Mike Christie <michael.christie@oracle.com> | 2021-02-27 10:59:56 -0600 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-03-04 17:37:02 -0500 |
| commit | 08694199477da412baf1852c6d1bf5fedbd40c7e (patch) | |
| tree | 50e8c2314eee8fc16304a8d98d941eca8fcf5ba3 /drivers/target/loopback/tcm_loop.c | |
| parent | 0fa50a8b1244e7fc7363712e2c14a27db740cdcb (diff) | |
| download | linux-08694199477da412baf1852c6d1bf5fedbd40c7e.tar.bz2 | |
scsi: target: core: Add gfp_t arg to target_cmd_init_cdb()
tcm_loop could be used like a normal block device, so we can't use
GFP_KERNEL and should use GFP_NOIO. This adds a gfp_t arg to
target_cmd_init_cdb() and converts the users. For every driver but loop
GFP_KERNEL is kept.
This will also be useful in subsequent patches where loop needs to do
target_submit_prep() from interrupt context to get a ref to the se_device,
and so it will need to use GFP_ATOMIC.
Link: https://lore.kernel.org/r/20210227170006.5077-16-michael.christie@oracle.com
Tested-by: Laurence Oberman <loberman@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/target/loopback/tcm_loop.c')
| -rw-r--r-- | drivers/target/loopback/tcm_loop.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c index 461f4125fcab..677e4b8f0642 100644 --- a/drivers/target/loopback/tcm_loop.c +++ b/drivers/target/loopback/tcm_loop.c @@ -156,7 +156,8 @@ static void tcm_loop_submission_work(struct work_struct *work) if (target_submit_prep(se_cmd, sc->cmnd, scsi_sglist(sc), scsi_sg_count(sc), sgl_bidi, sgl_bidi_count, - scsi_prot_sglist(sc), scsi_prot_sg_count(sc))) + scsi_prot_sglist(sc), scsi_prot_sg_count(sc), + GFP_NOIO)) return; target_submit(se_cmd); |