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authorMike Christie <michael.christie@oracle.com>2021-02-27 10:59:56 -0600
committerMartin K. Petersen <martin.petersen@oracle.com>2021-03-04 17:37:02 -0500
commit08694199477da412baf1852c6d1bf5fedbd40c7e (patch)
tree50e8c2314eee8fc16304a8d98d941eca8fcf5ba3 /include/target
parent0fa50a8b1244e7fc7363712e2c14a27db740cdcb (diff)
downloadlinux-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 'include/target')
-rw-r--r--include/target/target_core_fabric.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/target/target_core_fabric.h b/include/target/target_core_fabric.h
index 86b0d4a7df92..0543ab107723 100644
--- a/include/target/target_core_fabric.h
+++ b/include/target/target_core_fabric.h
@@ -157,10 +157,11 @@ int target_init_cmd(struct se_cmd *se_cmd, struct se_session *se_sess,
int target_submit_prep(struct se_cmd *se_cmd, unsigned char *cdb,
struct scatterlist *sgl, u32 sgl_count,
struct scatterlist *sgl_bidi, u32 sgl_bidi_count,
- struct scatterlist *sgl_prot, u32 sgl_prot_count);
+ struct scatterlist *sgl_prot, u32 sgl_prot_count, gfp_t gfp);
void target_submit(struct se_cmd *se_cmd);
sense_reason_t transport_lookup_cmd_lun(struct se_cmd *);
-sense_reason_t target_cmd_init_cdb(struct se_cmd *, unsigned char *);
+sense_reason_t target_cmd_init_cdb(struct se_cmd *se_cmd, unsigned char *cdb,
+ gfp_t gfp);
sense_reason_t target_cmd_parse_cdb(struct se_cmd *);
void target_submit_cmd(struct se_cmd *, struct se_session *, unsigned char *,
unsigned char *, u64, u32, int, int, int);