From fc7478a2bfa9abd19657d2bbc9ae24185a41e21b Mon Sep 17 00:00:00 2001 From: Al Viro Date: Thu, 21 Mar 2013 02:07:59 -0400 Subject: pipe: switch wait_for_partner() and wake_up_partner() to pipe_inode_info Signed-off-by: Al Viro --- fs/pipe.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'fs') diff --git a/fs/pipe.c b/fs/pipe.c index 099ac3bf89f9..105b0021b075 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -986,21 +986,21 @@ SYSCALL_DEFINE1(pipe, int __user *, fildes) return sys_pipe2(fildes, 0); } -static int wait_for_partner(struct inode* inode, unsigned int *cnt) +static int wait_for_partner(struct pipe_inode_info *pipe, unsigned int *cnt) { int cur = *cnt; while (cur == *cnt) { - pipe_wait(inode->i_pipe); + pipe_wait(pipe); if (signal_pending(current)) break; } return cur == *cnt ? -ERESTARTSYS : 0; } -static void wake_up_partner(struct inode* inode) +static void wake_up_partner(struct pipe_inode_info *pipe) { - wake_up_interruptible(&inode->i_pipe->wait); + wake_up_interruptible(&pipe->wait); } static int fifo_open(struct inode *inode, struct file *filp) @@ -1032,7 +1032,7 @@ static int fifo_open(struct inode *inode, struct file *filp) */ pipe->r_counter++; if (pipe->readers++ == 0) - wake_up_partner(inode); + wake_up_partner(pipe); if (!is_pipe && !pipe->writers) { if ((filp->f_flags & O_NONBLOCK)) { @@ -1040,7 +1040,7 @@ static int fifo_open(struct inode *inode, struct file *filp) * seen a writer */ filp->f_version = pipe->w_counter; } else { - if (wait_for_partner(inode, &pipe->w_counter)) + if (wait_for_partner(pipe, &pipe->w_counter)) goto err_rd; } } @@ -1058,10 +1058,10 @@ static int fifo_open(struct inode *inode, struct file *filp) pipe->w_counter++; if (!pipe->writers++) - wake_up_partner(inode); + wake_up_partner(pipe); if (!is_pipe && !pipe->readers) { - if (wait_for_partner(inode, &pipe->r_counter)) + if (wait_for_partner(pipe, &pipe->r_counter)) goto err_wr; } break; @@ -1079,7 +1079,7 @@ static int fifo_open(struct inode *inode, struct file *filp) pipe->r_counter++; pipe->w_counter++; if (pipe->readers == 1 || pipe->writers == 1) - wake_up_partner(inode); + wake_up_partner(pipe); break; default: -- cgit v1.2.3