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Message-Id: <20201124060755.1405602-7-ira.weiny@intel.com>
Date: Mon, 23 Nov 2020 22:07:44 -0800
From: ira.weiny@...el.com
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Ira Weiny <ira.weiny@...el.com>,
Thomas Gleixner <tglx@...utronix.de>,
Dave Hansen <dave.hansen@...el.com>,
Matthew Wilcox <willy@...radead.org>,
Christoph Hellwig <hch@...radead.org>,
Dan Williams <dan.j.williams@...el.com>,
Al Viro <viro@...iv.linux.org.uk>,
Eric Biggers <ebiggers@...nel.org>,
Luis Chamberlain <mcgrof@...nel.org>,
Patrik Jakobsson <patrik.r.jakobsson@...il.com>,
Jani Nikula <jani.nikula@...ux.intel.com>,
Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
Rodrigo Vivi <rodrigo.vivi@...el.com>,
David Howells <dhowells@...hat.com>, Chris Mason <clm@...com>,
Josef Bacik <josef@...icpanda.com>,
David Sterba <dsterba@...e.com>,
Steve French <sfrench@...ba.org>,
Jaegeuk Kim <jaegeuk@...nel.org>, Chao Yu <yuchao0@...wei.com>,
Nicolas Pitre <nico@...xnic.net>,
"Martin K. Petersen" <martin.petersen@...cle.com>,
Brian King <brking@...ibm.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Alexei Starovoitov <ast@...nel.org>,
Daniel Borkmann <daniel@...earbox.net>,
Jérôme Glisse <jglisse@...hat.com>,
Kirti Wankhede <kwankhede@...dia.com>,
linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: [PATCH 06/17] fs/hfs: Convert to mem*_page() interface
From: Ira Weiny <ira.weiny@...el.com>
Where possible remove kmap/mem*/kunmap in favor of the new mem*_page()
calls.
Signed-off-by: Ira Weiny <ira.weiny@...el.com>
---
fs/hfs/bnode.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/fs/hfs/bnode.c b/fs/hfs/bnode.c
index b63a4df7327b..56037ae5ba69 100644
--- a/fs/hfs/bnode.c
+++ b/fs/hfs/bnode.c
@@ -23,8 +23,7 @@ void hfs_bnode_read(struct hfs_bnode *node, void *buf,
off += node->page_offset;
page = node->page[0];
- memcpy(buf, kmap(page) + off, len);
- kunmap(page);
+ memcpy_from_page(buf, page, off, len);
}
u16 hfs_bnode_read_u16(struct hfs_bnode *node, int off)
@@ -65,8 +64,7 @@ void hfs_bnode_write(struct hfs_bnode *node, void *buf, int off, int len)
off += node->page_offset;
page = node->page[0];
- memcpy(kmap(page) + off, buf, len);
- kunmap(page);
+ memcpy_to_page(page, off, buf, len);
set_page_dirty(page);
}
@@ -90,8 +88,7 @@ void hfs_bnode_clear(struct hfs_bnode *node, int off, int len)
off += node->page_offset;
page = node->page[0];
- memset(kmap(page) + off, 0, len);
- kunmap(page);
+ memzero_page(page, off, len);
set_page_dirty(page);
}
@@ -108,9 +105,7 @@ void hfs_bnode_copy(struct hfs_bnode *dst_node, int dst,
src_page = src_node->page[0];
dst_page = dst_node->page[0];
- memcpy(kmap(dst_page) + dst, kmap(src_page) + src, len);
- kunmap(src_page);
- kunmap(dst_page);
+ memcpy_page(dst_page, dst, src_page, src, len);
set_page_dirty(dst_page);
}
--
2.28.0.rc0.12.gb6a658bd00c9
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