diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-22 02:41:27 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-22 02:41:27 +0400 |
| commit | 429f731dea577bdd43693940cdca524135287e6a (patch) | |
| tree | 932337b7d23dd736612c6b6e6601c50bc24cfc5f /Documentation | |
| parent | 85b375a613085b78531ec86369a51c2f3b922f95 (diff) | |
| parent | d2f5e80862d33a7746a40569840248a592dbc395 (diff) | |
| download | linux-429f731dea577bdd43693940cdca524135287e6a.tar.xz | |
Merge branch 'semaphore' of git://git.kernel.org/pub/scm/linux/kernel/git/willy/misc
* 'semaphore' of git://git.kernel.org/pub/scm/linux/kernel/git/willy/misc:
Deprecate the asm/semaphore.h files in feature-removal-schedule.
Convert asm/semaphore.h users to linux/semaphore.h
security: Remove unnecessary inclusions of asm/semaphore.h
lib: Remove unnecessary inclusions of asm/semaphore.h
kernel: Remove unnecessary inclusions of asm/semaphore.h
include: Remove unnecessary inclusions of asm/semaphore.h
fs: Remove unnecessary inclusions of asm/semaphore.h
drivers: Remove unnecessary inclusions of asm/semaphore.h
net: Remove unnecessary inclusions of asm/semaphore.h
arch: Remove unnecessary inclusions of asm/semaphore.h
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/DocBook/kernel-locking.tmpl | 6 | ||||
| -rw-r--r-- | Documentation/feature-removal-schedule.txt | 8 |
2 files changed, 11 insertions, 3 deletions
diff --git a/Documentation/DocBook/kernel-locking.tmpl b/Documentation/DocBook/kernel-locking.tmpl index 2e9d6b41f034..435413ca40dc 100644 --- a/Documentation/DocBook/kernel-locking.tmpl +++ b/Documentation/DocBook/kernel-locking.tmpl @@ -241,7 +241,7 @@ </para> <para> The third type is a semaphore - (<filename class="headerfile">include/asm/semaphore.h</filename>): it + (<filename class="headerfile">include/linux/semaphore.h</filename>): it can have more than one holder at any time (the number decided at initialization time), although it is most commonly used as a single-holder lock (a mutex). If you can't get a semaphore, your @@ -290,7 +290,7 @@ <para> If you have a data structure which is only ever accessed from user context, then you can use a simple semaphore - (<filename>linux/asm/semaphore.h</filename>) to protect it. This + (<filename>linux/linux/semaphore.h</filename>) to protect it. This is the most trivial case: you initialize the semaphore to the number of resources available (usually 1), and call <function>down_interruptible()</function> to grab the semaphore, and @@ -1656,7 +1656,7 @@ the amount of locking which needs to be done. #include <linux/slab.h> #include <linux/string.h> +#include <linux/rcupdate.h> - #include <asm/semaphore.h> + #include <linux/semaphore.h> #include <asm/errno.h> struct object diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 309c47b91598..b45ea28abc99 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -298,3 +298,11 @@ Why: /sys/fs/o2cb is the proper location for this information - /sys/o2cb ocfs2-tools. 2 years should be sufficient time to phase in new versions which know to look in /sys/fs/o2cb. Who: ocfs2-devel@oss.oracle.com + +--------------------------- + +What: asm/semaphore.h +When: 2.6.26 +Why: Implementation became generic; users should now include + linux/semaphore.h instead. +Who: Matthew Wilcox <willy@linux.intel.com> |