diff options
Diffstat (limited to 'debian/patches-rt/x86-highmem-add-a-already-used-pte-check.patch')
| -rw-r--r-- | debian/patches-rt/x86-highmem-add-a-already-used-pte-check.patch | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/debian/patches-rt/x86-highmem-add-a-already-used-pte-check.patch b/debian/patches-rt/x86-highmem-add-a-already-used-pte-check.patch index 8550e4e85..0e4a3b37b 100644 --- a/debian/patches-rt/x86-highmem-add-a-already-used-pte-check.patch +++ b/debian/patches-rt/x86-highmem-add-a-already-used-pte-check.patch @@ -1,7 +1,7 @@ From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Date: Mon, 11 Mar 2013 17:09:55 +0100 Subject: x86/highmem: Add a "already used pte" check -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 This is a copy from kmap_atomic_prot(). @@ -18,6 +18,6 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); + WARN_ON(!pte_none(*(kmap_pte - idx))); + - #ifdef CONFIG_PREEMPT_RT_FULL + #ifdef CONFIG_PREEMPT_RT current->kmap_pte[type] = pte; #endif |