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Commit 10f303ae authored by Cheng Renquan's avatar Cheng Renquan Committed by Al Viro
Browse files

do_pipe cleanup: drop its last user in arch/alpha/ 



The last user of do_pipe is in arch/alpha/, after replacing it with
do_pipe_flags, the do_pipe can be totally dropped.

Signed-off-by: default avatarCheng Renquan <crquan@gmail.com>
Acked-by: default avatarRichard Henderson <rth@twiddle.net>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 723be1f3

arch/alpha/kernel/entry.S

+2 −1
Original line number Diff line number Diff line
@@ -903,8 +903,9 @@ sys_alpha_pipe: 
	stq	$26, 0($sp)

	.prologue 0



	mov	$31, $17

	lda	$16, 8($sp)

	jsr	$26, do_pipe

	jsr	$26, do_pipe_flags



	ldq	$26, 0($sp)

	bne	$0, 1f

arch/alpha/kernel/osf_sys.c

+0 −2
Original line number Diff line number Diff line
@@ -46,8 +46,6 @@ 
#include <asm/hwrpb.h>

#include <asm/processor.h>



extern int do_pipe(int *);



/*

 * Brk needs to return an error.  Still support Linux's brk(0) query idiom,

 * which OSF programs just shouldn't be doing.  We're still not quite

fs/pipe.c

+0 −5
Original line number Diff line number Diff line
@@ -1034,11 +1034,6 @@ int do_pipe_flags(int *fd, int flags) 
	return error;

}



int do_pipe(int *fd)

{

	return do_pipe_flags(fd, 0);

}



/*

 * sys_pipe() is the normal C calling standard for creating

 * a pipe. It's not the way Unix traditionally does this, though.

include/linux/fs.h

+0 −1
Original line number Diff line number Diff line
@@ -1881,7 +1881,6 @@ static inline void allow_write_access(struct file *file) 
	if (file)

		atomic_inc(&file->f_path.dentry->d_inode->i_writecount);

}

extern int do_pipe(int *);

extern int do_pipe_flags(int *, int);

extern struct file *create_read_pipe(struct file *f, int flags);

extern struct file *create_write_pipe(int flags);