From e2e05394e4a3420dab96f728df4531893494e15d Mon Sep 17 00:00:00 2001 From: Ross Zwisler Date: Tue, 18 Aug 2015 13:55:41 -0600 Subject: pmem, dax: have direct_access use __pmem annotation Update the annotation for the kaddr pointer returned by direct_access() so that it is a __pmem pointer. This is consistent with the PMEM driver and with how this direct_access() pointer is used in the DAX code. Signed-off-by: Ross Zwisler Reviewed-by: Christoph Hellwig Signed-off-by: Dan Williams --- drivers/s390/block/dcssblk.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'drivers/s390/block') diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c index da212813f2d5..2c5a397b9f3e 100644 --- a/drivers/s390/block/dcssblk.c +++ b/drivers/s390/block/dcssblk.c @@ -29,7 +29,7 @@ static int dcssblk_open(struct block_device *bdev, fmode_t mode); static void dcssblk_release(struct gendisk *disk, fmode_t mode); static void dcssblk_make_request(struct request_queue *q, struct bio *bio); static long dcssblk_direct_access(struct block_device *bdev, sector_t secnum, - void **kaddr, unsigned long *pfn, long size); + void __pmem **kaddr, unsigned long *pfn, long size); static char dcssblk_segments[DCSSBLK_PARM_LEN] = "\0"; @@ -879,18 +879,20 @@ fail: static long dcssblk_direct_access (struct block_device *bdev, sector_t secnum, - void **kaddr, unsigned long *pfn, long size) + void __pmem **kaddr, unsigned long *pfn, long size) { struct dcssblk_dev_info *dev_info; unsigned long offset, dev_sz; + void *addr; dev_info = bdev->bd_disk->private_data; if (!dev_info) return -ENODEV; dev_sz = dev_info->end - dev_info->start; offset = secnum * 512; - *kaddr = (void *) (dev_info->start + offset); - *pfn = virt_to_phys(*kaddr) >> PAGE_SHIFT; + addr = (void *) (dev_info->start + offset); + *pfn = virt_to_phys(addr) >> PAGE_SHIFT; + *kaddr = (void __pmem *) addr; return dev_sz - offset; } -- cgit v1.2.3-59-g8ed1b