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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /scripts/atomic/fallbacks/read_acquire
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'scripts/atomic/fallbacks/read_acquire')
-rwxr-xr-xscripts/atomic/fallbacks/read_acquire16
1 files changed, 16 insertions, 0 deletions
diff --git a/scripts/atomic/fallbacks/read_acquire b/scripts/atomic/fallbacks/read_acquire
new file mode 100755
index 000000000..a0ea1d26e
--- /dev/null
+++ b/scripts/atomic/fallbacks/read_acquire
@@ -0,0 +1,16 @@
+cat <<EOF
+static __always_inline ${ret}
+arch_${atomic}_read_acquire(const ${atomic}_t *v)
+{
+ ${int} ret;
+
+ if (__native_word(${atomic}_t)) {
+ ret = smp_load_acquire(&(v)->counter);
+ } else {
+ ret = arch_${atomic}_read(v);
+ __atomic_acquire_fence();
+ }
+
+ return ret;
+}
+EOF