diff options
| author | Nathan Lynch <[email protected]> | 2023-02-10 12:41:51 -0600 |
|---|---|---|
| committer | Michael Ellerman <[email protected]> | 2023-02-13 22:35:01 +1100 |
| commit | daa8ab59044610aa8ef2ee45a6c157b5e11635e9 (patch) | |
| tree | 7aecdbb8b89837d1818928c0fef9bbdc59c0f0f7 /lib/test_fortify/write_overflow-strlcpy-src.c | |
| parent | cc4b26eab1859fa1a70711872caaf6414809973f (diff) | |
powerpc/pseries/lpar: add missing RTAS retry status handling
The ibm,get-system-parameter RTAS function may return -2 or 990x,
which indicate that the caller should try again.
pseries_lpar_read_hblkrm_characteristics() ignores this, making it
possible to incorrectly detect TLB block invalidation characteristics
at boot.
Move the RTAS call into a coventional rtas_busy_delay()-based loop.
Signed-off-by: Nathan Lynch <[email protected]>
Fixes: 1211ee61b4a8 ("powerpc/pseries: Read TLB Block Invalidate Characteristics")
Signed-off-by: Michael Ellerman <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'lib/test_fortify/write_overflow-strlcpy-src.c')
0 files changed, 0 insertions, 0 deletions