diff options
Diffstat (limited to 'debian/patches-rt/0175-x86-fpu-Disable-preemption-around-local_bh_disable.patch')
| -rw-r--r-- | debian/patches-rt/0175-x86-fpu-Disable-preemption-around-local_bh_disable.patch | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/debian/patches-rt/0175-x86-fpu-Disable-preemption-around-local_bh_disable.patch b/debian/patches-rt/0175-x86-fpu-Disable-preemption-around-local_bh_disable.patch index 83ea602c2..f6634261f 100644 --- a/debian/patches-rt/0175-x86-fpu-Disable-preemption-around-local_bh_disable.patch +++ b/debian/patches-rt/0175-x86-fpu-Disable-preemption-around-local_bh_disable.patch @@ -1,7 +1,7 @@ From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Date: Tue, 11 Dec 2018 15:10:33 +0100 -Subject: [PATCH 175/342] x86/fpu: Disable preemption around local_bh_disable() -Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=71e8b8cd3f9e13bcfed104c93718b61839917f12 +Subject: [PATCH 175/351] x86/fpu: Disable preemption around local_bh_disable() +Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=43e9f2f66d607d2d2c00cd783b48ce1fbb6b3f8e __fpu__restore_sig() restores the content of the FPU state in the CPUs and in order to avoid concurency it disbles BH. On !RT it also disables |