[PATCH] staging: rts5208: Convert kmap() to kmap_local_page()

From: Fabio M. De Francesco
Date: Mon Mar 28 2022 - 07:44:33 EST


The use of kmap() is being deprecated and kmap_local_page() is faster.
Use kmap_local_page() in place of kmap().

Signed-off-by: Fabio M. De Francesco <fmdefrancesco@xxxxxxxxx>
---
drivers/staging/rts5208/rtsx_transport.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/rts5208/rtsx_transport.c b/drivers/staging/rts5208/rtsx_transport.c
index 805dc18fac0a..de690d7ee5e3 100644
--- a/drivers/staging/rts5208/rtsx_transport.c
+++ b/drivers/staging/rts5208/rtsx_transport.c
@@ -92,13 +92,13 @@ unsigned int rtsx_stor_access_xfer_buf(unsigned char *buffer,
while (sglen > 0) {
unsigned int plen = min(sglen, (unsigned int)
PAGE_SIZE - poff);
- unsigned char *ptr = kmap(page);
+ unsigned char *ptr = kmap_local_page(page);

if (dir == TO_XFER_BUF)
memcpy(ptr + poff, buffer + cnt, plen);
else
memcpy(buffer + cnt, ptr + poff, plen);
- kunmap(page);
+ kunmap_local(ptr);

/* Start at the beginning of the next page */
poff = 0;
--
2.34.1