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ubifs: Drop write_node

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write_node() is used only once and can easily be replaced with calls
to ubifs_prepare_node()/write_head() which makes the code a bit shorter.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Sascha Hauer 2018-09-07 14:36:28 +02:00 committed by Richard Weinberger
parent e635cf8c3b
commit 83407437bb
1 changed files with 5 additions and 34 deletions
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39
fs/ubifs/journal.c
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@ -228,36 +228,6 @@ out_return:
return err;
}
/**
* write_node - write node to a journal head.
* @c: UBIFS file-system description object
* @jhead: journal head
* @node: node to write
* @len: node length
* @lnum: LEB number written is returned here
* @offs: offset written is returned here
*
* This function writes a node to reserved space of journal head @jhead.
* Returns zero in case of success and a negative error code in case of
* failure.
*/
static int write_node(struct ubifs_info *c, int jhead, void *node, int len,
int *lnum, int *offs)
{
struct ubifs_wbuf *wbuf = &c->jheads[jhead].wbuf;
ubifs_assert(c, jhead != GCHD);
*lnum = c->jheads[jhead].wbuf.lnum;
*offs = c->jheads[jhead].wbuf.offs + c->jheads[jhead].wbuf.used;
dbg_jnl("jhead %s, LEB %d:%d, len %d",
dbg_jhead(jhead), *lnum, *offs, len);
ubifs_prepare_node(c, node, len, 0);
return ubifs_wbuf_write_nolock(wbuf, node, len);
}
/**
* write_head - write data to a journal head.
* @c: UBIFS file-system description object
@ -268,9 +238,9 @@ static int write_node(struct ubifs_info *c, int jhead, void *node, int len,
* @offs: offset written is returned here
* @sync: non-zero if the write-buffer has to by synchronized
*
* This function is the same as 'write_node()' but it does not assume the
* buffer it is writing is a node, so it does not prepare it (which means
* initializing common header and calculating CRC).
* This function writes data to the reserved space of journal head @jhead.
* Returns zero in case of success and a negative error code in case of
* failure.
*/
static int write_head(struct ubifs_info *c, int jhead, void *buf, int len,
int *lnum, int *offs, int sync)
@ -764,7 +734,8 @@ int ubifs_jnl_write_data(struct ubifs_info *c, const struct inode *inode,
if (err)
goto out_free;
err = write_node(c, DATAHD, data, dlen, &lnum, &offs);
ubifs_prepare_node(c, data, dlen, 0);
err = write_head(c, DATAHD, data, dlen, &lnum, &offs, 0);
if (err)
goto out_release;
ubifs_wbuf_add_ino_nolock(&c->jheads[DATAHD].wbuf, key_inum(c, key));