Lines Matching +full:boot +full:- +full:enabled
1 # SPDX-License-Identifier: GPL-2.0-only
7 def_bool (CC_IS_CLANG && $(cc-option,-fsanitize=thread -mllvm -tsan-distinguish-volatile=1)) || \
8 (CC_IS_GCC && $(cc-option,-fsanitize=thread --param tsan-distinguish-volatile=1))
11 <file:Documentation/dev-tools/kcsan.rst>.
21 data-race detector that relies on compile-time instrumentation.
22 KCSAN uses a watchpoint-based sampling approach to detect races.
29 See <file:Documentation/dev-tools/kcsan.rst> for more details.
34 …def_bool (CC_IS_CLANG && $(cc-option,-fsanitize=thread -mllvm -tsan-compound-read-before-write=1))…
35 (CC_IS_GCC && $(cc-option,-fsanitize=thread --param tsan-compound-read-before-write=1))
37 The compiler instruments plain compound read-write operations
38 differently (++, --, +=, -=, |=, &=, etc.), which allows KCSAN to
46 If enabled, reports show more information about the system state that
56 bool "Perform short selftests on boot"
59 Run KCSAN selftests on boot. On test failure, causes the kernel to
60 panic. Recommended to be enabled, ensuring critical functionality
80 during boot; say M if you want the test to build as a module; say N
84 bool "Early enable during boot"
87 If KCSAN should be enabled globally as soon as possible. KCSAN can
88 later be enabled/disabled via debugfs.
98 due to reducing cache-line contention. The chosen default is a
128 The number of per-CPU memory operations to skip, before another
129 watchpoint is set up, i.e. one in KCSAN_SKIP_WATCH per-CPU
146 If enabled, a task that set up a watchpoint may be interrupted while
150 Currently disabled by default, because not all safe per-CPU access
165 # are not expected to be switched frequently by non-testers or at runtime.
178 bool "Strict data-race checking"
181 closely aligns with the rules defined by the Linux-kernel memory
211 If enabled and a conflicting write is observed via a watchpoint, but
254 to further reduce reported data races due to data-racy patterns