diff options
Diffstat (limited to 'debian/patches-rt/x86-stackprot-no-random-on-rt.patch')
| -rw-r--r-- | debian/patches-rt/x86-stackprot-no-random-on-rt.patch | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/debian/patches-rt/x86-stackprot-no-random-on-rt.patch b/debian/patches-rt/x86-stackprot-no-random-on-rt.patch index e52c032a9..89dbb5d3b 100644 --- a/debian/patches-rt/x86-stackprot-no-random-on-rt.patch +++ b/debian/patches-rt/x86-stackprot-no-random-on-rt.patch @@ -1,7 +1,7 @@ From: Thomas Gleixner <tglx@linutronix.de> Date: Thu, 16 Dec 2010 14:25:18 +0100 Subject: x86: stackprotector: Avoid random pool on rt -Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.2/older/patches-5.2.17-rt9.tar.xz +Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.4/older/patches-5.4.3-rt1.tar.xz CPU bringup calls into the random pool to initialize the stack canary. During boot that works nicely even on RT as the might sleep @@ -38,7 +38,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de> + * due to locking constraints. We just leave canary + * uninitialized and use the TSC based randomness on top of it. */ -+#ifndef CONFIG_PREEMPT_RT_FULL ++#ifndef CONFIG_PREEMPT_RT get_random_bytes(&canary, sizeof(canary)); +#endif tsc = rdtsc(); |