[2/7] SCSI: mpt2sas: _scsih_smart_predicted_fault uses GFP_KERNEL in interrupt context
From: Greg KH <gregkh@suse.de>
Date: 2012-01-03 22:04:15
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2.6.32-longterm review patch. If anyone has any objections, please let me know. ------------------ From: Anton Blanchard <redacted> commit f6a290b419a2675c4b77a6b0731cd2a64332365e upstream. _scsih_smart_predicted_fault is called in an interrupt and therefore must allocate memory using GFP_ATOMIC. Signed-off-by: Anton Blanchard <redacted> Signed-off-by: James Bottomley <redacted> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> --- drivers/scsi/mpt2sas/mpt2sas_scsih.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c@@ -3145,7 +3145,7 @@ _scsih_smart_predicted_fault(struct MPT2 /* insert into event log */ sz = offsetof(Mpi2EventNotificationReply_t, EventData) + sizeof(Mpi2EventDataSasDeviceStatusChange_t); - event_reply = kzalloc(sz, GFP_KERNEL); + event_reply = kzalloc(sz, GFP_ATOMIC); if (!event_reply) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, __func__);