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Revision b5f1fc3184405ab955db1b86d41d8b744d07c12d authored by Peter Zijlstra on 15 September 2022, 11:11:35 UTC, committed by Peter Zijlstra on 20 October 2022, 15:10:27 UTC 
x86/ftrace: Remove ftrace_epilogue()
 
Remove the weird jumps to RET and simply use RET.

This then promotes ftrace_stub() to a real function; which becomes
important for kcfi.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220915111148.719080593@infradead.org
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
1 parent 67bf649
Raw File
gcc-x86_64-has-stack-protector.sh 
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0

echo "int foo(void) { char X[200]; return 3; }" | $* -S -x c -c -m64 -O0 -mcmodel=kernel -fno-PIE -fstack-protector - -o - 2> /dev/null | grep -q "%gs"
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