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Subject[PATCH RFC PKS/PMEM 30/58] fs/romfs: Utilize new kmap_thread()
Date
From: Ira Weiny <ira.weiny@intel.com>

The kmap() calls in this FS are localized to a single thread. To avoid
the over head of global PKRS updates use the new kmap_thread() call.

Signed-off-by: Ira Weiny <ira.weiny@intel.com>
---
fs/romfs/super.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/romfs/super.c b/fs/romfs/super.c
index e582d001f792..9050074c6755 100644
--- a/fs/romfs/super.c
+++ b/fs/romfs/super.c
@@ -107,7 +107,7 @@ static int romfs_readpage(struct file *file, struct page *page)
void *buf;
int ret;

- buf = kmap(page);
+ buf = kmap_thread(page);
if (!buf)
return -ENOMEM;

@@ -136,7 +136,7 @@ static int romfs_readpage(struct file *file, struct page *page)
SetPageUptodate(page);

flush_dcache_page(page);
- kunmap(page);
+ kunmap_thread(page);
unlock_page(page);
return ret;
}
--
2.28.0.rc0.12.gb6a658bd00c9
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