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7 Commits
Author SHA1 Message Date
Alexey Bayduraev f20510d552 tools lib: Adopt bitmap_intersects() operation from the kernel sources 
Adopt bitmap_intersects() routine that tests whether bitmaps bitmap1 and
bitmap2 intersects. This routine will be used during thread masks
initialization.

Signed-off-by: Alexey Bayduraev <[email protected]>
Acked-by: Andi Kleen <[email protected]>
Acked-by: Namhyung Kim <[email protected]>
Cc: Adrian Hunter <[email protected]>
Cc: Alexander Antonov <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Alexei Budankov <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Riccardo Mancini <[email protected]>
Link: http://lore.kernel.org/lkml/f75aa738d8ff8f9cffd7532d671f3ef3deb97a7c.1625065643.git.alexey.v.bayduraev@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
 2021-06-30 15:28:00 -03:00
Yury Norov e5b9252d90 tools: bitmap: sync function declarations with the kernel 
Some functions in tools/include/linux/bitmap.h declare nbits as int.  In
the kernel nbits is declared as unsigned int.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Yury Norov <[email protected]>
Acked-by: Rasmus Villemoes <[email protected]>
Cc: Alexey Klimov <[email protected]>
Cc: Andy Shevchenko <[email protected]>
Cc: Arnd Bergmann <[email protected]>
Cc: David Sterba <[email protected]>
Cc: Dennis Zhou <[email protected]>
Cc: Geert Uytterhoeven <[email protected]>
Cc: Jianpeng Ma <[email protected]>
Cc: Joe Perches <[email protected]>
Cc: John Paul Adrian Glaubitz <[email protected]>
Cc: Josh Poimboeuf <[email protected]>
Cc: Rich Felker <[email protected]>
Cc: Stefano Brivio <[email protected]>
Cc: Wei Yang <[email protected]>
Cc: Wolfram Sang <[email protected]>
Cc: Yoshinori Sato <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
 2021-05-06 19:24:11 -07:00
Alexey Budankov 8812ad412f tools bitmap: Implement bitmap_equal() operation at bitmap API 
Extend tools bitmap API with bitmap_equal() implementation.

The implementation has been derived from the kernel.

Extend tools bitmap API with bitmap_free() implementation for symmetry
with bitmap_alloc() function.

Signed-off-by: Alexey Budankov <[email protected]>
Acked-by: Jiri Olsa <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: http://lore.kernel.org/lkml/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
 2020-01-06 11:46:04 -03:00
Thomas Gleixner 40b0b3f8fb treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 230 
Based on 2 normalized pattern(s):

  this source code is licensed under the gnu general public license
  version 2 see the file copying for more details

  this source code is licensed under general public license version 2
  see

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 52 file(s).

Signed-off-by: Thomas Gleixner <[email protected]>
Reviewed-by: Enrico Weigelt <[email protected]>
Reviewed-by: Allison Randal <[email protected]>
Reviewed-by: Alexios Zavras <[email protected]>
Cc: [email protected]
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
 2019-06-19 17:09:06 +02:00
Jiri Olsa 741c74f55e tools lib: Add bitmap_and function 
Add support to perform logical and on bitmaps.  Code taken from kernel's
include/linux/bitmap.h.

Signed-off-by: Jiri Olsa <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
 2016-08-02 16:33:27 -03:00
Jiri Olsa 820d12b70f tools lib: Add bitmap_scnprintf function 
Add support to print bitmap list. Code mostly taken from kernel's
bitmap_list_string.

Signed-off-by: Jiri Olsa <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
[ s/bitmap_snprintf/bitmap_scnprintf/g as it is a scnprintf wrapper, having the same semantics wrt return value ]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
 2016-08-02 16:33:26 -03:00
Arnaldo Carvalho de Melo 915b0882c3 tools lib: Move bitmap.[ch] from tools/perf/ to tools/{lib,include}/ 
So that lib/find_bit.c doesn't requires anything inside tools/perf/

Cc: Adrian Hunter <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: David Ahern <[email protected]>
Cc: George Spelvin <[email protected]
Cc: Jiri Olsa <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Rasmus Villemoes <[email protected]>
Cc: Wang Nan <[email protected]>
Cc: Yury Norov <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
 2016-01-08 12:35:46 -03:00