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authorThomas Gleixner <tglx@linutronix.de>2020-05-11 22:54:30 +0200
committerThomas Gleixner <tglx@linutronix.de>2020-05-11 22:54:30 +0200
commit68f0f2690e183306b52671a9ad09fb31808b0500 (patch)
treeed86c9a38d307f609ccaab0baac367df3e7e5e39 /lib/test_bitmap.c
parentMerge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu (diff)
parentMerge branches 'fixes.2020.04.27a', 'kfree_rcu.2020.04.27a', 'rcu-tasks.2020.04.27a', 'stall.2020.04.27a' and 'torture.2020.05.07a' into HEAD (diff)
downloadlinux-dev-68f0f2690e183306b52671a9ad09fb31808b0500.tar.xz
linux-dev-68f0f2690e183306b52671a9ad09fb31808b0500.zip
Merge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu
Pull RCU updates from Paul McKenney: 1. Miscellaneous fixes. 2. kfree_rcu() updates. 3. Remove scheduler locking restriction 4. RCU-tasks update, including addition of RCU Tasks Trace for BPF use and RCU Tasks Rude. (This branch is on top of #3 due to overlap of changed code.) 5. RCU CPU stall warning updates. 6. Torture-test updates.
Diffstat (limited to 'lib/test_bitmap.c')
-rw-r--r--lib/test_bitmap.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/test_bitmap.c b/lib/test_bitmap.c
index 61ed71c1daba..6b13150667f5 100644
--- a/lib/test_bitmap.c
+++ b/lib/test_bitmap.c
@@ -278,6 +278,8 @@ static void __init test_replace(void)
unsigned int nlongs = DIV_ROUND_UP(nbits, BITS_PER_LONG);
DECLARE_BITMAP(bmap, 1024);
+ BUILD_BUG_ON(EXP2_IN_BITS < nbits * 2);
+
bitmap_zero(bmap, 1024);
bitmap_replace(bmap, &exp2[0 * nlongs], &exp2[1 * nlongs], exp2_to_exp3_mask, nbits);
expect_eq_bitmap(bmap, exp3_0_1, nbits);