diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-11-26 12:58:05 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-11-29 06:41:29 -0700 |
| commit | 88c9a2ce520ba381bb70658c80ec704f4d60f728 (patch) | |
| tree | bec031fdc97a07949add2831079700f163184f95 /kernel/fork.c | |
| parent | e92a559e6c9db93662a6071f1ecbfa2c1c3be5d3 (diff) | |
fork: move copy_io to block/blk-ioc.c
Move the copying of the I/O context to the block layer as that is where
we can use the proper low-level interfaces.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20211126115817.2087431-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 3244cc56b697..3161d7980155 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1556,32 +1556,6 @@ out: return error; } -static int copy_io(unsigned long clone_flags, struct task_struct *tsk) -{ -#ifdef CONFIG_BLOCK - struct io_context *ioc = current->io_context; - struct io_context *new_ioc; - - if (!ioc) - return 0; - /* - * Share io context with parent, if CLONE_IO is set - */ - if (clone_flags & CLONE_IO) { - ioc_task_link(ioc); - tsk->io_context = ioc; - } else if (ioprio_valid(ioc->ioprio)) { - new_ioc = get_task_io_context(tsk, GFP_KERNEL, NUMA_NO_NODE); - if (unlikely(!new_ioc)) - return -ENOMEM; - - new_ioc->ioprio = ioc->ioprio; - put_io_context(new_ioc); - } -#endif - return 0; -} - static int copy_sighand(unsigned long clone_flags, struct task_struct *tsk) { struct sighand_struct *sig; |