From: Fengguang Wu <wfg@mail.ustc.edu.cn>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH 09/10] filemap: trivial code cleanups
Date: Tue, 24 Jul 2007 10:00:18 +0800 [thread overview]
Message-ID: <385243123.17117@ustc.edu.cn> (raw)
Message-ID: <20070724020043.064974174@mail.ustc.edu.cn> (raw)
In-Reply-To: 20070724020009.677809022@mail.ustc.edu.cn
[-- Attachment #1: cleanup-filemap.patch --]
[-- Type: text/plain, Size: 1453 bytes --]
- remove unused local next_index in do_generic_mapping_read()
- wrap a long line
- remove a redudant page_cache_read() declaration
Signed-off-by: Fengguang Wu <wfg@mail.ustc.edu.cn>
---
mm/filemap.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
--- linux-2.6.22-rc6-mm1.orig/mm/filemap.c
+++ linux-2.6.22-rc6-mm1/mm/filemap.c
@@ -873,13 +873,11 @@ void do_generic_mapping_read(struct addr
unsigned long index;
unsigned long offset;
unsigned long last_index;
- unsigned long next_index;
unsigned long prev_index;
unsigned int prev_offset;
int error;
index = *ppos >> PAGE_CACHE_SHIFT;
- next_index = index;
prev_index = ra->prev_pos >> PAGE_CACHE_SHIFT;
prev_offset = ra->prev_pos & (PAGE_CACHE_SIZE-1);
last_index = (*ppos + desc->count + PAGE_CACHE_SIZE-1) >> PAGE_CACHE_SHIFT;
@@ -1214,7 +1212,8 @@ out:
}
EXPORT_SYMBOL(generic_file_aio_read);
-int file_send_actor(read_descriptor_t * desc, struct page *page, unsigned long offset, unsigned long size)
+int file_send_actor(read_descriptor_t * desc, struct page *page,
+ unsigned long offset, unsigned long size)
{
ssize_t written;
unsigned long count = desc->count;
@@ -1287,7 +1286,6 @@ asmlinkage ssize_t sys_readahead(int fd,
}
#ifdef CONFIG_MMU
-static int FASTCALL(page_cache_read(struct file * file, unsigned long offset));
/**
* page_cache_read - adds requested page to the page cache if not already there
* @file: file to read
--
next prev parent reply other threads:[~2007-07-24 2:15 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070724020009.677809022@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 00/10] readahead cleanups and interleaved readahead take 4 Fengguang Wu
[not found] ` <20070724020041.774421091@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 01/10] readahead: compacting file_ra_state Fengguang Wu
[not found] ` <20070724020042.028909529@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 02/10] readahead: mmap read-around simplification Fengguang Wu
[not found] ` <20070724020042.135275161@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 03/10] readahead: combine file_ra_state.prev_index/prev_offset into prev_pos Fengguang Wu
2007-07-24 3:52 ` Andrew Morton
[not found] ` <20070724034801.GA7310@mail.ustc.edu.cn>
2007-07-24 3:48 ` Fengguang Wu
2007-07-24 3:55 ` Andrew Morton
[not found] ` <20070724043215.GA6317@mail.ustc.edu.cn>
2007-07-24 4:32 ` Fengguang Wu
2007-07-24 4:53 ` Andrew Morton
[not found] ` <20070724062744.GA6686@mail.ustc.edu.cn>
2007-07-24 6:27 ` Fengguang Wu
[not found] ` <20070724043708.GA6627@mail.ustc.edu.cn>
2007-07-24 4:37 ` Fengguang Wu
[not found] ` <20070724020042.319225909@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 04/10] radixtree: introduce radix_tree_scan_hole() Fengguang Wu
[not found] ` <20070724020042.426486651@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 05/10] readahead: basic support of interleaved reads Fengguang Wu
[not found] ` <20070724020042.588573597@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 06/10] readahead: remove the local copy of ra in do_generic_mapping_read() Fengguang Wu
[not found] ` <20070724020042.758542876@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 07/10] readahead: remove several readahead macros Fengguang Wu
[not found] ` <20070724020042.882116065@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 08/10] readahead: remove the limit max_sectors_kb imposed on max_readahead_kb Fengguang Wu
[not found] ` <20070724020043.064974174@mail.ustc.edu.cn>
2007-07-24 2:00 ` Fengguang Wu [this message]
[not found] ` <20070724020043.189132028@mail.ustc.edu.cn>
2007-07-24 2:00 ` [PATCH 10/10] filemap: convert some unsigned long to pgoff_t Fengguang Wu
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