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objtool, kcsan: Add explicit check functions to uaccess whitelist
Add explicitly invoked KCSAN check functions to objtool's uaccess whitelist. This is needed in order to permit calling into kcsan_check_scoped_accesses() from the fast-path, which in turn calls __kcsan_check_access(). __kcsan_check_access() is the generic variant of the already whitelisted specializations __tsan_{read,write}N. Signed-off-by: Marco Elver <elver@google.com> Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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@ -468,8 +468,10 @@ static const char *uaccess_safe_builtin[] = {
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"__asan_report_store8_noabort",
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"__asan_report_store16_noabort",
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/* KCSAN */
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"__kcsan_check_access",
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"kcsan_found_watchpoint",
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"kcsan_setup_watchpoint",
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"kcsan_check_scoped_accesses",
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/* KCSAN/TSAN */
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"__tsan_func_entry",
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"__tsan_func_exit",
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