Messages in this thread Patch in this message | | | From | Ross Zwisler <> | Subject | [PATCH 2/5] radix tree test suite: fix compilation issue | Date | Thu, 3 May 2018 13:24:27 -0600 |
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Pulled from a patch from Matthew Wilcox entitled "xarray: Add definition of struct xarray":
> From: Matthew Wilcox <mawilcox@microsoft.com> > Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
https://patchwork.kernel.org/patch/10341249/
These defines fix this compilation error:
In file included from ./linux/radix-tree.h:6:0, from ./linux/../../../../include/linux/idr.h:15, from ./linux/idr.h:1, from idr.c:4: ./linux/../../../../include/linux/idr.h: In function ‘idr_init_base’: ./linux/../../../../include/linux/radix-tree.h:129:2: warning: implicit declaration of function ‘spin_lock_init’; did you mean ‘spinlock_t’? [-Wimplicit-function-declaration] spin_lock_init(&(root)->xa_lock); \ ^ ./linux/../../../../include/linux/idr.h:126:2: note: in expansion of macro ‘INIT_RADIX_TREE’ INIT_RADIX_TREE(&idr->idr_rt, IDR_RT_MARKER); ^~~~~~~~~~~~~~~
by providing a spin_lock_init() wrapper for the v4.17-rc* version of the radix tree test suite.
Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com> --- tools/include/linux/spinlock.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/tools/include/linux/spinlock.h b/tools/include/linux/spinlock.h index b21b586b9854..1738c0391da4 100644 --- a/tools/include/linux/spinlock.h +++ b/tools/include/linux/spinlock.h @@ -6,8 +6,9 @@ #include <stdbool.h> #define spinlock_t pthread_mutex_t -#define DEFINE_SPINLOCK(x) pthread_mutex_t x = PTHREAD_MUTEX_INITIALIZER; +#define DEFINE_SPINLOCK(x) pthread_mutex_t x = PTHREAD_MUTEX_INITIALIZER #define __SPIN_LOCK_UNLOCKED(x) (pthread_mutex_t)PTHREAD_MUTEX_INITIALIZER +#define spin_lock_init(x) pthread_mutex_init(x, NULL) #define spin_lock_irqsave(x, f) (void)f, pthread_mutex_lock(x) #define spin_unlock_irqrestore(x, f) (void)f, pthread_mutex_unlock(x) -- 2.14.3
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