s390/crypto: Extend protected key conversion retry loop

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CI runs show that the protected key conversion retry loop
runs into timeout if a master key change was initiated on
the addressed crypto resource shortly before the conversion
request.

This patch extends the retry logic to run in total 5 attempts
with increasing delay (200, 400, 800 and 1600 ms) in case of
a busy card.

Signed-off-by: Harald Freudenberger <freude@linux.ibm.com>
Reviewed-by: Ingo Franzki <ifranzki@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

...

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Harald Freudenberger 2025-05-21 10:01:18 +02:00 • committed by Heiko Carstens

parent c4abe62342

commit b5185ea1a6

1 changed files with 5 additions and 2 deletions

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arch/s390/crypto/paes_s390.c

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