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author | Jens Axboe <axboe@kernel.dk> | 2017-10-06 17:15:15 +0300 |
---|---|---|
committer | Jens Axboe <axboe@kernel.dk> | 2017-10-06 17:15:15 +0300 |
commit | 775d3a35dc3e13de55ec0e061c59e36faa7dd7f0 (patch) | |
tree | 006257a573a0d543a52c18c12dfe800259fc7af2 | |
parent | 5fdee2127faa77c9c91862ad5e001dfab7013e92 (diff) | |
download | linux-775d3a35dc3e13de55ec0e061c59e36faa7dd7f0.tar.xz |
backing-dev: kill unused pdflush_proc_obsolete()
After commit b35bd0d9f8a8, pdflush_proc_obsolete() is no longer
used. Kill the function and declaration.
Reported-by: Rakesh Pandit <rakesh@tuxera.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r-- | include/linux/backing-dev.h | 2 | ||||
-rw-r--r-- | mm/backing-dev.c | 20 |
2 files changed, 0 insertions, 22 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 157e950a70dc..872afa41abc2 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -172,8 +172,6 @@ static inline int wb_congested(struct bdi_writeback *wb, int cong_bits) long congestion_wait(int sync, long timeout); long wait_iff_congested(struct pglist_data *pgdat, int sync, long timeout); -int pdflush_proc_obsolete(struct ctl_table *table, int write, - void __user *buffer, size_t *lenp, loff_t *ppos); static inline bool bdi_cap_stable_pages_required(struct backing_dev_info *bdi) { diff --git a/mm/backing-dev.c b/mm/backing-dev.c index e19606bb41a0..74b52dfd5852 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -1072,23 +1072,3 @@ out: return ret; } EXPORT_SYMBOL(wait_iff_congested); - -int pdflush_proc_obsolete(struct ctl_table *table, int write, - void __user *buffer, size_t *lenp, loff_t *ppos) -{ - char kbuf[] = "0\n"; - - if (*ppos || *lenp < sizeof(kbuf)) { - *lenp = 0; - return 0; - } - - if (copy_to_user(buffer, kbuf, sizeof(kbuf))) - return -EFAULT; - pr_warn_once("%s exported in /proc is scheduled for removal\n", - table->procname); - - *lenp = 2; - *ppos += *lenp; - return 2; -} |