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Drop unused crypt_read_lock helper.

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This commit is contained in:
Ondrej Kozina
2023-12-12 12:18:28 +01:00
committed by Milan Broz
parent 997ef242a2
commit 1d0680ce95
2 changed files with 0 additions and 25 deletions
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24
lib/utils_device_locking.c
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@@ -405,30 +405,6 @@ int device_write_lock_internal(struct crypt_device *cd, struct device *device)
return 1; return 1;
} }
int crypt_read_lock(struct crypt_device *cd, const char *resource, bool blocking, struct crypt_lock_handle **lock)
{
int r;
struct crypt_lock_handle *h;
if (!resource)
return -EINVAL;
log_dbg(cd, "Acquiring %sblocking read lock for resource %s.", blocking ? "" : "non", resource);
r = acquire_and_verify(cd, NULL, resource, LOCK_SH | (blocking ? 0 : LOCK_NB), &h);
if (r < 0)
return r;
h->type = DEV_LOCK_READ;
h->refcnt = 1;
log_dbg(cd, "READ lock for resource %s taken.", resource);
*lock = h;
return 0;
}
int crypt_write_lock(struct crypt_device *cd, const char *resource, bool blocking, struct crypt_lock_handle **lock) int crypt_write_lock(struct crypt_device *cd, const char *resource, bool blocking, struct crypt_lock_handle **lock)
{ {
int r; int r;

1
lib/utils_device_locking.h
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@@ -37,7 +37,6 @@ void device_unlock_internal(struct crypt_device *cd, struct device *device);
int device_locked_verify(struct crypt_device *cd, int fd, struct crypt_lock_handle *h); int device_locked_verify(struct crypt_device *cd, int fd, struct crypt_lock_handle *h);
int crypt_read_lock(struct crypt_device *cd, const char *name, bool blocking, struct crypt_lock_handle **lock);
int crypt_write_lock(struct crypt_device *cd, const char *name, bool blocking, struct crypt_lock_handle **lock); int crypt_write_lock(struct crypt_device *cd, const char *name, bool blocking, struct crypt_lock_handle **lock);
void crypt_unlock_internal(struct crypt_device *cd, struct crypt_lock_handle *h); void crypt_unlock_internal(struct crypt_device *cd, struct crypt_lock_handle *h);