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author | Al Viro <viro@zeniv.linux.org.uk> | 2009-11-30 22:37:04 (GMT) |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-12-11 11:44:29 (GMT) |
commit | f8b7256096a20436f6d0926747e3ac3d64c81d24 (patch) | |
tree | 18bcabd1de263bd2d0f8d6b763bde8b037716c5c /arch/blackfin/kernel | |
parent | 0067bd8a55862ac9dd212bd1c4f6f5bff1ca1301 (diff) | |
download | linux-fsl-qoriq-f8b7256096a20436f6d0926747e3ac3d64c81d24.tar.xz |
Unify sys_mmap*
New helper - sys_mmap_pgoff(); switch syscalls to using it.
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/blackfin/kernel')
-rw-r--r-- | arch/blackfin/kernel/sys_bfin.c | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/arch/blackfin/kernel/sys_bfin.c b/arch/blackfin/kernel/sys_bfin.c index afcef12..2e7f8e1 100644 --- a/arch/blackfin/kernel/sys_bfin.c +++ b/arch/blackfin/kernel/sys_bfin.c @@ -22,39 +22,6 @@ #include <asm/cacheflush.h> #include <asm/dma.h> -/* common code for old and new mmaps */ -static inline long -do_mmap2(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, unsigned long pgoff) -{ - int error = -EBADF; - struct file *file = NULL; - - flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); - if (!(flags & MAP_ANONYMOUS)) { - file = fget(fd); - if (!file) - goto out; - } - - down_write(¤t->mm->mmap_sem); - error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff); - up_write(¤t->mm->mmap_sem); - - if (file) - fput(file); - out: - return error; -} - -asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, unsigned long pgoff) -{ - return do_mmap2(addr, len, prot, flags, fd, pgoff); -} - asmlinkage void *sys_sram_alloc(size_t size, unsigned long flags) { return sram_alloc_with_lsl(size, flags); |