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Commit aaa6ef8a authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

tools headers: Grab copy of linux/const.h, needed by linux/bits.h 

So that can update the copy of linux/bits.h that now uses macros defined
in const.h and that are not available in older systems.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-c2qfcbl58hxyfb5u5xivp7is@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 146dc303

tools/include/linux/const.h

0 → 100644
+9 −0
Original line number Diff line number Diff line 
#ifndef _LINUX_CONST_H

#define _LINUX_CONST_H



#include <uapi/linux/const.h>



#define UL(x)		(_UL(x))

#define ULL(x)		(_ULL(x))



#endif /* _LINUX_CONST_H */

tools/include/uapi/linux/const.h

0 → 100644
+31 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */

/* const.h: Macros for dealing with constants.  */



#ifndef _UAPI_LINUX_CONST_H

#define _UAPI_LINUX_CONST_H



/* Some constant macros are used in both assembler and

 * C code.  Therefore we cannot annotate them always with

 * 'UL' and other type specifiers unilaterally.  We

 * use the following macros to deal with this.

 *

 * Similarly, _AT() will cast an expression with a type in C, but

 * leave it unchanged in asm.

 */



#ifdef __ASSEMBLY__

#define _AC(X,Y)	X

#define _AT(T,X)	X

#else

#define __AC(X,Y)	(X##Y)

#define _AC(X,Y)	__AC(X,Y)

#define _AT(T,X)	((T)(X))

#endif



#define _UL(x)		(_AC(x, UL))

#define _ULL(x)		(_AC(x, ULL))



#define _BITUL(x)	(_UL(1) << (x))

#define _BITULL(x)	(_ULL(1) << (x))



#endif /* _UAPI_LINUX_CONST_H */

tools/perf/check-headers.sh

+2 −0
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 
# SPDX-License-Identifier: GPL-2.0



HEADERS='

include/uapi/linux/const.h

include/uapi/drm/drm.h

include/uapi/drm/i915_drm.h

include/uapi/linux/fadvise.h
@@ -19,6 +20,7 @@ include/uapi/linux/usbdevice_fs.h 
include/uapi/linux/vhost.h

include/uapi/sound/asound.h

include/linux/bits.h

include/linux/const.h

include/linux/hash.h

include/uapi/linux/hw_breakpoint.h

arch/x86/include/asm/disabled-features.h