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| author | Jayamohan Kallickal <jayamohan.kallickal@emulex.com> | 2011-04-29 14:30:06 -0500 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2011-05-01 16:33:46 -0500 |
| commit | 665d6d94b73f1d706d6c006264cce7537ac708f4 (patch) | |
| tree | 905e08cf48d99976d8b0ad456b810f0c015d67f7 /drivers/scsi/be2iscsi | |
| parent | 87f76152dfb1bf3de18dc01cf97c70a5c9d2583e (diff) | |
| download | kernel_samsung_crespo-665d6d94b73f1d706d6c006264cce7537ac708f4.zip kernel_samsung_crespo-665d6d94b73f1d706d6c006264cce7537ac708f4.tar.gz kernel_samsung_crespo-665d6d94b73f1d706d6c006264cce7537ac708f4.tar.bz2 | |
[SCSI] be2iscsi: fix boot hang due to interrupts not getting rearmed
This patch fixes a bug where the interrupts were not rearmed if
the Interrupt Mask was enabled. This patch checks for Interrupt mask
enabled and still rearms interrupt generation even if the Interrupt
mask was enabled
Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/be2iscsi')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_main.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index d834136..cea9b27 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -3465,23 +3465,23 @@ static void hwi_enable_intr(struct beiscsi_hba *phba) addr = (u8 __iomem *) ((u8 __iomem *) ctrl->pcicfg + PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET); reg = ioread32(addr); - SE_DEBUG(DBG_LVL_8, "reg =x%08x\n", reg); enabled = reg & MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK; if (!enabled) { reg |= MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK; SE_DEBUG(DBG_LVL_8, "reg =x%08x addr=%p\n", reg, addr); iowrite32(reg, addr); - if (!phba->msix_enabled) { - eq = &phwi_context->be_eq[0].q; + } + + if (!phba->msix_enabled) { + eq = &phwi_context->be_eq[0].q; + SE_DEBUG(DBG_LVL_8, "eq->id=%d\n", eq->id); + hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1); + } else { + for (i = 0; i <= phba->num_cpus; i++) { + eq = &phwi_context->be_eq[i].q; SE_DEBUG(DBG_LVL_8, "eq->id=%d\n", eq->id); hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1); - } else { - for (i = 0; i <= phba->num_cpus; i++) { - eq = &phwi_context->be_eq[i].q; - SE_DEBUG(DBG_LVL_8, "eq->id=%d\n", eq->id); - hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1); - } } } } |