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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2017-01-30 18:07:32 -0200
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2017-02-06 15:58:32 -0200
commit37f8abad1c7b274e66eaf2d04684bd8a7ba0bcef (patch)
tree186d0281c94cd644f54b0cfbc64111c250ecee7f /sysdeps
parent2b7dc4c868553db14f439ee4b49873f6ca3ef71f (diff)
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nptl: Remove COLORING_INCREMENT
This patch removes the COLORING_INCREMENT define and usage on allocatestack.c. It has not been used since 564cd8b67ec487f (glibc-2.3.3) by any architecture. The idea is to simplify the code by removing obsolete code. * nptl/allocatestack.c [COLORING_INCREMENT] (nptl_ncreated): Remove. (allocate_stack): Remove COLORING_INCREMENT usage. * nptl/stack-aliasing.h (COLORING_INCREMENT). Likewise. * sysdeps/i386/i686/stack-aliasing.h (COLORING_INCREMENT): Likewise.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/i386/i686/stack-aliasing.h5
1 files changed, 0 insertions, 5 deletions
diff --git a/sysdeps/i386/i686/stack-aliasing.h b/sysdeps/i386/i686/stack-aliasing.h
index 7872e47fd4..9b5a1b0d47 100644
--- a/sysdeps/i386/i686/stack-aliasing.h
+++ b/sysdeps/i386/i686/stack-aliasing.h
@@ -16,11 +16,6 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
-/* It turns out that stack coloring is in general not good on P4s. Some
- applications will benefit. We will probably have a configuration option
- at some point. To enable coloring, set this to 128. */
-#define COLORING_INCREMENT 0
-
/* What is useful is to avoid the 64k aliasing problem which reliably
happens if all stacks use sizes which are a multiple of 64k. Tell
the stack allocator to disturb this by allocation one more page if