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authorLinus Torvalds <torvalds@linux-foundation.org>2020-05-17 11:08:29 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-05-17 11:08:29 -0700
commit43567139f5f3808cda4f61c956576f8a4f2232cb (patch)
treea878bdae763213bbde2d1deaab2c7a7f102d0d90 /init
parent5a9ffb954a3933d7867f4341684a23e008d6839b (diff)
parenta9a3ed1eff3601b63aea4fb462d8b3b92c7c1e7e (diff)
Merge tag 'x86_urgent_for_v5.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fix from Borislav Petkov: "A single fix for early boot crashes of kernels built with gcc10 and stack protector enabled" * tag 'x86_urgent_for_v5.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86: Fix early boot crash on gcc-10, third try
Diffstat (limited to 'init')
-rw-r--r--init/main.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/init/main.c b/init/main.c
index 5803ecb411ab..03371976d387 100644
--- a/init/main.c
+++ b/init/main.c
@@ -1038,6 +1038,8 @@ asmlinkage __visible void __init start_kernel(void)
/* Do the rest non-__init'ed, we're now alive */
arch_call_rest_init();
+
+ prevent_tail_call_optimization();
}
/* Call all constructor functions linked into the kernel. */