+ ps3disk-replace-flush_kernel_dcache_page-with-flush_dcache_page.patch added to -mm tree

+ ps3disk-replace-flush_kernel_dcache_page-with-flush_dcache_page.patch added to -mm tree

[akpm]

The patch titled
     Subject: ps3disk: replace flush_kernel_dcache_page with flush_dcache_page
has been added to the -mm tree.  Its filename is
     ps3disk-replace-flush_kernel_dcache_page-with-flush_dcache_page.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/ps3disk-replace-flush_kernel_dcache_page-with-flush_dcache_page.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/ps3disk-replace-flush_kernel_dcache_page-with-flush_dcache_page.patch

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------------------------------------------------------
From: Christoph Hellwig <hch@lst.de>
Subject: ps3disk: replace flush_kernel_dcache_page with flush_dcache_page

Pages passed to block drivers can be mapped page cache pages, so we must
use flush_dcache_page here instead of the more limited
flush_kernel_dcache_page that is intended for highmem pages only.

Link: https://lkml.kernel.org/r/20210712060928.4161649-4-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Alex Shi <alexs@kernel.org>
Cc: Geoff Levand <geoff@infradead.org>
Cc: Greentime Hu <green.hu@gmail.com>
Cc: Guo Ren <guoren@kernel.org>
Cc: Helge Deller <deller@gmx.de>
Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Cc: Nick Hu <nickhu@andestech.com>
Cc: Paul Cercueil <paul@crapouillou.net>
Cc: Rich Felker <dalias@libc.org>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Vincent Chen <deanbo422@gmail.com>
Cc: Yoshinori Sato <ysato@users.osdn.me>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/block/ps3disk.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/block/ps3disk.c~ps3disk-replace-flush_kernel_dcache_page-with-flush_dcache_page
+++ a/drivers/block/ps3disk.c
@@ -100,7 +100,7 @@ static void ps3disk_scatter_gather(struc
 		else
 			memcpy(buf, dev->bounce_buf+offset, size);
 		offset += size;
-		flush_kernel_dcache_page(bvec.bv_page);
+		flush_dcache_page(bvec.bv_page);
 		bvec_kunmap_irq(buf, &flags);
 		i++;
 	}
_

Patches currently in -mm which might be from hch@lst.de are

mm-fix-the-try_to_unmap-prototype-for-config_mmu.patch
mm-call-flush_dcache_page-in-memcpy_to_page-and-memzero_page.patch
mm-use-kmap_local_page-in-memzero_page.patch
mmc-jz4740-remove-the-flush_kernel_dcache_page-call-in-jz4740_mmc_read_data.patch
mmc-mmc_spi-replace-flush_kernel_dcache_page-with-flush_dcache_page.patch
ps3disk-replace-flush_kernel_dcache_page-with-flush_dcache_page.patch
scatterlist-replace-flush_kernel_dcache_page-with-flush_dcache_page.patch
aacraid-remove-an-unused-include.patch
mm-remove-flush_kernel_dcache_page.patch