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radix tree test suite: add some more functionality

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IDR needs more functionality from the kernel: kmalloc()/kfree(), and
xchg().

Link: http://lkml.kernel.org/r/1480369871-5271-67-git-send-email-mawilcox@linuxonhyperv.com
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Tested-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Konstantin Khlebnikov <koct9i@gmail.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Matthew Wilcox 2016-12-14 15:09:25 -08:00 • committed by Linus Torvalds
parent 424251a4a9
commit de1af8f62a
3 changed files with 21 additions and 0 deletions
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3
tools/testing/radix-tree/linux/kernel.h
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@ -8,6 +8,7 @@
#include <limits.h>
#include "../../include/linux/compiler.h"
#include "../../include/linux/err.h"
#include "../../../include/linux/kconfig.h"
#ifdef BENCHMARK
@ -58,4 +59,6 @@ static inline int in_interrupt(void)
#define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1)
#define round_down(x, y) ((x) & ~__round_mask(x, y))
#define xchg(ptr, x) uatomic_xchg(ptr, x)
#endif /* _KERNEL_H */