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Merge branch 'splice' of git://brick.kernel.dk/data/git/linux-2.6-block

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* 'splice' of git://brick.kernel.dk/data/git/linux-2.6-block:
  [PATCH] vfs: add splice_write and splice_read to documentation
  [PATCH] Remove sys_ prefix of new syscalls from __NR_sys_*
  [PATCH] splice: warning fix
  [PATCH] another round of fs/pipe.c cleanups
  [PATCH] splice: comment styles
  [PATCH] splice: add Ingo as addition copyright holder
  [PATCH] splice: unlikely() optimizations
  [PATCH] splice: speedups and optimizations
  [PATCH] pipe.c/fifo.c code cleanups
  [PATCH] get rid of the PIPE_*() macros
  [PATCH] splice: speedup __generic_file_splice_read
  [PATCH] splice: add direct fd <-> fd splicing support
  [PATCH] splice: add optional input and output offsets
  [PATCH] introduce a "kernel-internal pipe object" abstraction
  [PATCH] splice: be smarter about calling do_page_cache_readahead()
  [PATCH] splice: optimize the splice buffer mapping
  [PATCH] splice: cleanup __generic_file_splice_read()
  [PATCH] splice: only call wake_up_interruptible() when we really have to
  [PATCH] splice: potential !page dereference
  [PATCH] splice: mark the io page as accessed
This commit is contained in:
Linus Torvalds 2006-04-11 06:34:02 -07:00
commit 88dd9c16ce
16 changed files with 608 additions and 367 deletions
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6
include/linux/sched.h
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@ -684,6 +684,7 @@ static inline void prefetch_stack(struct task_struct *t) { }
struct audit_context; /* See audit.c */
struct mempolicy;
struct pipe_inode_info;
enum sleep_type {
SLEEP_NORMAL,
@ -882,6 +883,11 @@ struct task_struct {
atomic_t fs_excl; /* holding fs exclusive resources */
struct rcu_head rcu;
/*
* cache last used pipe for splice
*/
struct pipe_inode_info *splice_pipe;
};
static inline pid_t process_group(struct task_struct *tsk)