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| author | Jiri Kosina <jkosina@suse.cz> | 2019-03-05 15:24:43 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2019-03-05 15:24:43 +0100 |
| commit | 2c2e5bb97544198a62e4edbf6aca5dd201979564 (patch) | |
| tree | ffb927ea311d86aeee3a0ef561d6218280c038cb /include/linux/compiler.h | |
| parent | 9b6872a123862cecd19a958f08eb9848b6a4240d (diff) | |
| parent | 6311d329e12a358a9813d2e929d26fbc5a4c73c2 (diff) | |
| download | talos-op-linux-2c2e5bb97544198a62e4edbf6aca5dd201979564.tar.gz talos-op-linux-2c2e5bb97544198a62e4edbf6aca5dd201979564.zip | |
Merge branch 'for-5.1/hid-asus' into for-linus
Asus Transbook T100CHI and T90CHI support from NOGUCHI Hiroshi
Diffstat (limited to 'include/linux/compiler.h')
| -rw-r--r-- | include/linux/compiler.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/compiler.h b/include/linux/compiler.h index fc5004a4b07d..445348facea9 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -161,7 +161,9 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, #endif #ifndef OPTIMIZER_HIDE_VAR -#define OPTIMIZER_HIDE_VAR(var) barrier() +/* Make the optimizer believe the variable can be manipulated arbitrarily. */ +#define OPTIMIZER_HIDE_VAR(var) \ + __asm__ ("" : "=r" (var) : "0" (var)) #endif /* Not-quite-unique ID. */ |
