提交 5ce7852c 编写于 作者: A Adrian Bunk 提交者: Linus Torvalds

[PATCH] mm/filemap.c: make two functions static

With Nick Piggin <npiggin@suse.de>

Give some things static scope.
Signed-off-by: NAdrian Bunk <bunk@stusta.de>
Signed-off-by: NNick Piggin <npiggin@suse.de>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 dd81eca8
......@@ -1509,8 +1509,6 @@ extern void do_generic_mapping_read(struct address_space *mapping,
loff_t *, read_descriptor_t *, read_actor_t);
extern void
file_ra_state_init(struct file_ra_state *ra, struct address_space *mapping);
extern ssize_t generic_file_direct_IO(int rw, struct kiocb *iocb,
const struct iovec *iov, loff_t offset, unsigned long nr_segs);
extern ssize_t generic_file_readv(struct file *filp, const struct iovec *iov,
unsigned long nr_segs, loff_t *ppos);
ssize_t generic_file_writev(struct file *filp, const struct iovec *iov,
......
......@@ -109,8 +109,6 @@ int pdflush_operation(void (*fn)(unsigned long), unsigned long arg0);
int do_writepages(struct address_space *mapping, struct writeback_control *wbc);
int sync_page_range(struct inode *inode, struct address_space *mapping,
loff_t pos, size_t count);
int sync_page_range_nolock(struct inode *inode, struct address_space
*mapping, loff_t pos, size_t count);
/* pdflush.c */
extern int nr_pdflush_threads; /* Global so it can be exported to sysctl
......
......@@ -37,6 +37,10 @@
#include <asm/uaccess.h>
#include <asm/mman.h>
static ssize_t
generic_file_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov,
loff_t offset, unsigned long nr_segs);
/*
* Shared mappings implemented 30.11.1994. It's not fully working yet,
* though.
......@@ -301,8 +305,9 @@ EXPORT_SYMBOL(sync_page_range);
* as it forces O_SYNC writers to different parts of the same file
* to be serialised right until io completion.
*/
int sync_page_range_nolock(struct inode *inode, struct address_space *mapping,
loff_t pos, size_t count)
static int sync_page_range_nolock(struct inode *inode,
struct address_space *mapping,
loff_t pos, size_t count)
{
pgoff_t start = pos >> PAGE_CACHE_SHIFT;
pgoff_t end = (pos + count - 1) >> PAGE_CACHE_SHIFT;
......@@ -317,7 +322,6 @@ int sync_page_range_nolock(struct inode *inode, struct address_space *mapping,
ret = wait_on_page_writeback_range(mapping, start, end);
return ret;
}
EXPORT_SYMBOL(sync_page_range_nolock);
/**
* filemap_fdatawait - walk the list of under-writeback pages of the given
......@@ -2008,7 +2012,7 @@ generic_file_buffered_write(struct kiocb *iocb, const struct iovec *iov,
}
EXPORT_SYMBOL(generic_file_buffered_write);
ssize_t
static ssize_t
__generic_file_aio_write_nolock(struct kiocb *iocb, const struct iovec *iov,
unsigned long nr_segs, loff_t *ppos)
{
......@@ -2108,7 +2112,7 @@ generic_file_aio_write_nolock(struct kiocb *iocb, const struct iovec *iov,
return ret;
}
ssize_t
static ssize_t
__generic_file_write_nolock(struct file *file, const struct iovec *iov,
unsigned long nr_segs, loff_t *ppos)
{
......@@ -2229,7 +2233,7 @@ EXPORT_SYMBOL(generic_file_writev);
* Called under i_sem for writes to S_ISREG files. Returns -EIO if something
* went wrong during pagecache shootdown.
*/
ssize_t
static ssize_t
generic_file_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov,
loff_t offset, unsigned long nr_segs)
{
......@@ -2264,4 +2268,3 @@ generic_file_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov,
}
return retval;
}
EXPORT_SYMBOL_GPL(generic_file_direct_IO);
......@@ -2225,7 +2225,7 @@ void update_mem_hiwater(struct task_struct *tsk)
#if !defined(__HAVE_ARCH_GATE_AREA)
#if defined(AT_SYSINFO_EHDR)
struct vm_area_struct gate_vma;
static struct vm_area_struct gate_vma;
static int __init gate_vma_init(void)
{
......
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