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locking/atomic, kref: Add KREF_INIT()

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Since we need to change the implementation, stop exposing internals.

Provide KREF_INIT() to allow static initialization of struct kref.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Peter Zijlstra 2016-11-14 17:12:23 +01:00 • committed by Ingo Molnar
parent 2b0b211134
commit 1e24edca05
5 changed files with 6 additions and 8 deletions
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4
init/version.c
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@ -23,9 +23,7 @@ int version_string(LINUX_VERSION_CODE);
#endif
struct uts_namespace init_uts_ns = {
.kref = {
.refcount = ATOMIC_INIT(2),
},
.kref = KREF_INIT(2),
.name = {
.sysname = UTS_SYSNAME,
.nodename = UTS_NODENAME,