[v4,17/24] powerpc/pseries: Log hcall return codes for PLPKS debug

Message ID 20230120074306.1326298-18-ajd@linux.ibm.com
State New
Headers
Series pSeries dynamic secure boot secvar interface + platform keyring loading |

Commit Message

Andrew Donnellan Jan. 20, 2023, 7:42 a.m. UTC
  From: Russell Currey <ruscur@russell.cc>

The plpks code converts hypervisor return codes into their Linux
equivalents so that users can understand them.  Having access to the
original return codes is really useful for debugging, so add a
pr_debug() so we don't lose information from the conversion.

Signed-off-by: Russell Currey <ruscur@russell.cc>
Signed-off-by: Andrew Donnellan <ajd@linux.ibm.com>
---
 arch/powerpc/platforms/pseries/plpks.c | 2 ++
 1 file changed, 2 insertions(+)
  

Patch

diff --git a/arch/powerpc/platforms/pseries/plpks.c b/arch/powerpc/platforms/pseries/plpks.c
index 796ed5544ee5..96a026a37285 100644
--- a/arch/powerpc/platforms/pseries/plpks.c
+++ b/arch/powerpc/platforms/pseries/plpks.c
@@ -117,6 +117,8 @@  static int pseries_status_to_err(int rc)
 		err = -EINVAL;
 	}
 
+	pr_debug("Converted hypervisor code %d to Linux %d\n", rc, err);
+
 	return err;
 }