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Round up mapping length in mprotect #3

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Round up mapping length in mprotect #3

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c0a8262
Specify python version in shebang of verify_names.py
jirvoz Jun 9, 2020
7bb45c6
Fix mprotect crash with lower step than page size
jirvoz Jun 9, 2020
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2 changes: 1 addition & 1 deletion bench.sh
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Expand Up @@ -36,7 +36,7 @@

DIRNAME=$(dirname $0)

bench_version=0.4.1-rh.31
bench_version=0.4.1-rh.32
libmicro_version=`$DIRNAME/bin/tattle -V`

case $libmicro_version in
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2 changes: 1 addition & 1 deletion libmicro.h
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Expand Up @@ -34,7 +34,7 @@

#include <pthread.h>

#define LIBMICRO_VERSION "0.4.1-rh.31"
#define LIBMICRO_VERSION "0.4.1-rh.32"

#define STRSIZE 1024

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3 changes: 3 additions & 0 deletions mprotect.c
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Expand Up @@ -127,6 +127,9 @@ benchmark_initrun(void)
int flags;
int i;

// Round mapping length up to first higher multiple of page size
optl = (optl + pagesize - 1) / pagesize * pagesize;

if (!anon) {
fd = open(optf, O_RDWR);
if (fd < 0) {
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2 changes: 1 addition & 1 deletion suites/verify_names.py
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@@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python2

#
# Copyright 2012 Red Hat, Inc.
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