admin/libiscsi
1
0
Fork 0
Code Issues Pull Requests Actions 2 Packages Projects Releases Wiki Activity

SBC: Add support for WRITESAME16 and add simple tests using it to unmap blocks from a thin provisioned lun

Browse Source
This commit is contained in:
Ronnie Sahlberg
2012-04-28 14:34:47 +10:00
parent d620cf4fd2
commit 568e4ddfcc
11 changed files with 397 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
include/iscsi.h
View File

@@ -615,6 +615,13 @@ iscsi_writesame10_task(struct iscsi_context *iscsi, int lun,
int wrprotect, int group,
iscsi_command_cb cb, void *private_data);
EXTERN struct scsi_task *
iscsi_writesame16_task(struct iscsi_context *iscsi, int lun,
unsigned char *data, uint32_t datalen,
uint64_t lba, uint32_t num_blocks,
int anchor, int unmap, int pbdata, int lbdata,
int wrprotect, int group,
iscsi_command_cb cb, void *private_data);
EXTERN struct scsi_task *
iscsi_modesense6_task(struct iscsi_context *iscsi, int lun, int dbd,
int pc, int page_code, int sub_page_code,
unsigned char alloc_len, iscsi_command_cb cb,
@@ -686,6 +693,13 @@ iscsi_writesame10_sync(struct iscsi_context *iscsi, int lun,
int anchor, int unmap, int pbdata, int lbdata,
int wrprotect, int group);
EXTERN struct scsi_task *
iscsi_writesame16_sync(struct iscsi_context *iscsi, int lun,
unsigned char *data, uint32_t datalen,
uint64_t lba, uint32_t num_blocks,
int anchor, int unmap, int pbdata, int lbdata,
int wrprotect, int group);
EXTERN struct scsi_task *
iscsi_unmap_sync(struct iscsi_context *iscsi, int lun, int anchor, int group,
struct unmap_list *list, int list_len);

2
include/scsi-lowlevel.h
View File

@@ -32,6 +32,7 @@ enum scsi_opcode {
SCSI_OPCODE_WRITE_SAME10 = 0x41,
SCSI_OPCODE_UNMAP = 0x42,
SCSI_OPCODE_READ16 = 0x88,
SCSI_OPCODE_WRITE_SAME16 = 0x93,
SCSI_OPCODE_SERVICE_ACTION_IN = 0x9E,
SCSI_OPCODE_REPORTLUNS = 0xA0,
SCSI_OPCODE_READ12 = 0xA8
@@ -565,6 +566,7 @@ EXTERN struct scsi_task *scsi_cdb_serviceactionin16(enum scsi_service_action_in
EXTERN struct scsi_task *scsi_cdb_readcapacity16(void);
EXTERN struct scsi_task *scsi_cdb_unmap(int anchor, int group, uint16_t xferlen);
EXTERN struct scsi_task *scsi_cdb_writesame10(int wrprotect, int anchor, int unmap, int pbdata, int lbdata, uint32_t lba, int group, uint16_t num_blocks);
EXTERN struct scsi_task *scsi_cdb_writesame16(int wrprotect, int anchor, int unmap, int pbdata, int lbdata, uint64_t lba, int group, uint32_t num_blocks);
void *scsi_malloc(struct scsi_task *task, size_t size);