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pstore: Replace arguments for write_buf() API

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As with the other API updates, this removes the long argument list in favor
of passing a single pstore recaord.

Signed-off-by: Kees Cook <keescook@chromium.org>
This commit is contained in:
Kees Cook
2017-03-05 00:27:54 -08:00
parent a61072aae6
commit b10b471145
4 changed files with 55 additions and 49 deletions
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21
include/linux/pstore.h
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@@ -142,19 +142,11 @@ struct pstore_record {
* Returns 0 on success, and non-zero on error.
*
* @write_buf:
* Perform a frontend write to a backend record, using a specified
* buffer. Unlike @write, this does not use the @psi @buf.
* Perform a frontend write to a backend record. The record contains
* all metadata and the buffer to write to backend storage. (Unlike
* @write, this does not use the @psi @buf.)
*
* @type: in: pstore record type to write
* @reason:
* in: pstore write reason
* @id: out: unique identifier for the record
* @part: in: position in a multipart write
* @buf: in: pointer to contents to write to backend record
* @compressed:
* in: if the record is compressed
* @size: in: size of the write
* @psi: in: pointer to the struct pstore_info for the backend
* @record: pointer to record metadata.
*
* Returns 0 on success, and non-zero on error.
*
@@ -203,10 +195,7 @@ struct pstore_info {
int (*close)(struct pstore_info *psi);
ssize_t (*read)(struct pstore_record *record);
int (*write)(struct pstore_record *record);
int (*write_buf)(enum pstore_type_id type,
enum kmsg_dump_reason reason, u64 *id,
unsigned int part, const char *buf, bool compressed,
size_t size, struct pstore_info *psi);
int (*write_buf)(struct pstore_record *record);
int (*write_buf_user)(enum pstore_type_id type,
enum kmsg_dump_reason reason, u64 *id,
unsigned int part, const char __user *buf,