1 files changed, 33 insertions, 0 deletions
diff --git a/debian/patches-rt/0024-mm-highmem-Un-EXPORT-__kmap_atomic_idx.patch b/debian/patches-rt/0024-mm-highmem-Un-EXPORT-__kmap_atomic_idx.patch
new file mode 100644
index 000000000..ba252d03e
--- /dev/null
+++ b/debian/patches-rt/0024-mm-highmem-Un-EXPORT-__kmap_atomic_idx.patch
@@ -0,0 +1,33 @@
+From 44027cc10df8025d820ea864076dae75fb26626d Mon Sep 17 00:00:00 2001
+From: Thomas Gleixner <tglx@linutronix.de>
+Date: Tue, 3 Nov 2020 10:27:13 +0100
+Subject: [PATCH 024/323] mm/highmem: Un-EXPORT __kmap_atomic_idx()
+Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.10/older/patches-5.10.204-rt100.tar.xz
+
+Nothing in modules can use that.
+
+Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
+Reviewed-by: Christoph Hellwig <hch@lst.de>
+Cc: Andrew Morton <akpm@linux-foundation.org>
+Cc: linux-mm@kvack.org
+Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
+---
+ mm/highmem.c | 2 --
+ 1 file changed, 2 deletions(-)
+
+diff --git a/mm/highmem.c b/mm/highmem.c
+index 1352a27951e3..6abfd762eee7 100644
+--- a/mm/highmem.c
++++ b/mm/highmem.c
+@@ -108,8 +108,6 @@ static inline wait_queue_head_t *get_pkmap_wait_queue_head(unsigned int color)
+ atomic_long_t _totalhigh_pages __read_mostly;
+ EXPORT_SYMBOL(_totalhigh_pages);
+ 
+-EXPORT_PER_CPU_SYMBOL(__kmap_atomic_idx);
+-
+ unsigned int nr_free_highpages (void)
+ {
+ 	struct zone *zone;
+-- 
+2.43.0
+