[SCSI] ips: Fix up for correct scatter/gather processing
[SCSI] ips: Fix up for correct scatter/gather processing

Added kmap_atomic/kunmap_atomic. Added protection of KM_IRQ0 slot with
local_irq_save(), local_irq_restore(), and comments.

Signed-off-by: James Bottomley <407b36959ca09543ccda8f8e06721c791bc53435@SteelEye.com>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas