diff options
| author | Helge Deller <deller@gmx.de> | 2021-11-19 22:16:37 +0100 |
|---|---|---|
| committer | Helge Deller <deller@gmx.de> | 2021-11-22 07:37:31 +0100 |
| commit | 169d1a4a2adb2c246396c56aa2f9eec3868546f1 (patch) | |
| tree | df4284092a168b9639225c3a7f2b9fda16cce31f /arch/parisc/kernel/syscall.S | |
| parent | 8d192bec534bd5b778135769a12e5f04580771f7 (diff) | |
parisc: Provide an extru_safe() macro to extract unsigned bits
The extru instruction leaves the most significant 32 bits of the
target register in an undefined state on PA 2.0 systems.
Provide a macro to safely use extru on 32- and 64-bit machines.
Suggested-by: John David Anglin <dave.anglin@bell.net>
Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc/kernel/syscall.S')
0 files changed, 0 insertions, 0 deletions