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| author | Steffen Eiden <seiden@linux.ibm.com> | 2023-08-15 18:14:13 +0300 |
|---|---|---|
| committer | Janosch Frank <frankja@linux.ibm.com> | 2023-08-28 12:27:55 +0300 |
| commit | 59a881402cc89788652fa2c2ce7421d14f131c34 (patch) | |
| tree | b6a1e233fbadcddeb920cd325bb95dc561637ab2 /arch/s390/mm | |
| parent | b1e428615f154c87a94267b67e819644b50948f8 (diff) | |
| download | linux-59a881402cc89788652fa2c2ce7421d14f131c34.tar.xz | |
s390/uv: UV feature check utility
Introduces a function to check the existence of an UV feature.
Refactor feature bit checks to use the new function.
Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Michael Mueller <mimu@linux.ibm.com>
Link: https://lore.kernel.org/r/20230815151415.379760-3-seiden@linux.ibm.com
Message-Id: <20230815151415.379760-3-seiden@linux.ibm.com>
Diffstat (limited to 'arch/s390/mm')
| -rw-r--r-- | arch/s390/mm/fault.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index dbe8394234e2..390819d03215 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -825,7 +825,7 @@ void do_secure_storage_access(struct pt_regs *regs) * reliable without the misc UV feature so we need to check * for that as well. */ - if (test_bit_inv(BIT_UV_FEAT_MISC, &uv_info.uv_feature_indications) && + if (uv_has_feature(BIT_UV_FEAT_MISC) && !test_bit_inv(61, ®s->int_parm_long)) { /* * When this happens, userspace did something that it |