diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-05 15:28:17 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-05 15:28:17 -0700 |
| commit | b14662cae0f765355d43357180f4c34916610269 (patch) | |
| tree | e7e7132783fb76186829fc38f2639ae41bc28330 /drivers/scsi | |
| parent | cc998ff8811530be521f6b316f37ab7676a07938 (diff) | |
| parent | dc76f9ca71ea597dbb0e9c77d1072ddca651f4f3 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Pull sparc changes from David Miller:
"Several bug fixes (from Kirill Tkhai, Geery Uytterhoeven, and Alexey
Dobriyan) and some support for Fujitsu sparc64x chips (from Allen
Pais)"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
sparc64: Export flush_ptrace_access() (needed by lustre)
sparc: fix PCI device proc file mmap(2)
sparc64: Remove RWSEM export leftovers
sparc64: Fix off by one in trampoline TLB mapping installation loop.
sparc64: Fix ITLB handler of null page
esp_scsi: Fix tag state corruption when autosensing.
sparc64: Fix not SRA'ed %o5 in 32-bit traced syscall
sparc64: cleanup: Rename ret_from_syscall to ret_from_fork
sparc32: Fix exit flag passed from traced sys_sigreturn
sparc64: Fix wrong syscall return value passed to trace_sys_exit()
support sparc64x chip type in cpumap.c
cpu hw caps support for sparc64x
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/esp_scsi.c | 14 | ||||
| -rw-r--r-- | drivers/scsi/esp_scsi.h | 1 |
2 files changed, 9 insertions, 6 deletions
diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c index 34552bf1c023..55548dc5cec3 100644 --- a/drivers/scsi/esp_scsi.c +++ b/drivers/scsi/esp_scsi.c @@ -530,7 +530,7 @@ static int esp_need_to_nego_sync(struct esp_target_data *tp) static int esp_alloc_lun_tag(struct esp_cmd_entry *ent, struct esp_lun_data *lp) { - if (!ent->tag[0]) { + if (!ent->orig_tag[0]) { /* Non-tagged, slot already taken? */ if (lp->non_tagged_cmd) return -EBUSY; @@ -564,9 +564,9 @@ static int esp_alloc_lun_tag(struct esp_cmd_entry *ent, return -EBUSY; } - BUG_ON(lp->tagged_cmds[ent->tag[1]]); + BUG_ON(lp->tagged_cmds[ent->orig_tag[1]]); - lp->tagged_cmds[ent->tag[1]] = ent; + lp->tagged_cmds[ent->orig_tag[1]] = ent; lp->num_tagged++; return 0; @@ -575,9 +575,9 @@ static int esp_alloc_lun_tag(struct esp_cmd_entry *ent, static void esp_free_lun_tag(struct esp_cmd_entry *ent, struct esp_lun_data *lp) { - if (ent->tag[0]) { - BUG_ON(lp->tagged_cmds[ent->tag[1]] != ent); - lp->tagged_cmds[ent->tag[1]] = NULL; + if (ent->orig_tag[0]) { + BUG_ON(lp->tagged_cmds[ent->orig_tag[1]] != ent); + lp->tagged_cmds[ent->orig_tag[1]] = NULL; lp->num_tagged--; } else { BUG_ON(lp->non_tagged_cmd != ent); @@ -667,6 +667,8 @@ static struct esp_cmd_entry *find_and_prep_issuable_command(struct esp *esp) ent->tag[0] = 0; ent->tag[1] = 0; } + ent->orig_tag[0] = ent->tag[0]; + ent->orig_tag[1] = ent->tag[1]; if (esp_alloc_lun_tag(ent, lp) < 0) continue; diff --git a/drivers/scsi/esp_scsi.h b/drivers/scsi/esp_scsi.h index 28e22acf87ea..cd68805e8d78 100644 --- a/drivers/scsi/esp_scsi.h +++ b/drivers/scsi/esp_scsi.h @@ -271,6 +271,7 @@ struct esp_cmd_entry { #define ESP_CMD_FLAG_AUTOSENSE 0x04 /* Doing automatic REQUEST_SENSE */ u8 tag[2]; + u8 orig_tag[2]; u8 status; u8 message; |