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opal: add comments to all lockless opal calls.

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This commit is contained in:
Ondrej Kozina
2023-12-18 10:27:36 +01:00
committed by Milan Broz
parent 7db221e47e
commit 6b1f13fd0f
1 changed files with 11 additions and 0 deletions
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11
lib/luks2/hw_opal/hw_opal.c
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@@ -768,6 +768,11 @@ int opal_unlock(struct crypt_device *cd,
return opal_lock_unlock(cd, dev, segment_number, vk, /* lock= */ false);
}
/*
* It does not require opal lock. This completely destroys
* data on whole OPAL block device. Serialization does not
* make sense here.
*/
int opal_factory_reset(struct crypt_device *cd,
struct device *dev,
const char *password,
@@ -898,11 +903,17 @@ out:
return r;
}
/*
* Does not require opal lock (immutable).
*/
int opal_supported(struct crypt_device *cd, struct device *dev)
{
return opal_query_status(cd, dev, OPAL_FL_SUPPORTED|OPAL_FL_LOCKING_SUPPORTED);
}
/*
* Does not require opal lock (immutable).
*/
int opal_geometry(struct crypt_device *cd,
struct device *dev,
bool *ret_align,