From b35bd0d9f8a8ea17aae40893e18274d191a2d2c5 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Sat, 30 Sep 2017 23:39:05 -0600 Subject: [PATCH] sysctl: remove /proc/sys/vm/nr_pdflush_threads This tunable has been obsolete since 2.6.32, and writes to the file have been failing and complaining in dmesg since then: nr_pdflush_threads exported in /proc is scheduled for removal That was 8 years ago. Remove the file ABI obsolete notice, and the sysfs file. Reviewed-by: Jan Kara Signed-off-by: Jens Axboe --- Documentation/ABI/obsolete/proc-sys-vm-nr_pdflush_threads | 5 ----- kernel/sysctl.c | 5 ----- 2 files changed, 10 deletions(-) delete mode 100644 Documentation/ABI/obsolete/proc-sys-vm-nr_pdflush_threads diff --git a/Documentation/ABI/obsolete/proc-sys-vm-nr_pdflush_threads b/Documentation/ABI/obsolete/proc-sys-vm-nr_pdflush_threads deleted file mode 100644 index b0b0eeb20fe3..000000000000 --- a/Documentation/ABI/obsolete/proc-sys-vm-nr_pdflush_threads +++ /dev/null @@ -1,5 +0,0 @@ -What: /proc/sys/vm/nr_pdflush_threads -Date: June 2012 -Contact: Wanpeng Li -Description: Since pdflush is replaced by per-BDI flusher, the interface of old pdflush - exported in /proc/sys/vm/ should be removed. diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 6648fbbb8157..a5dd8d82c253 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -1344,11 +1344,6 @@ static struct ctl_table vm_table[] = { .proc_handler = dirtytime_interval_handler, .extra1 = &zero, }, - { - .procname = "nr_pdflush_threads", - .mode = 0444 /* read-only */, - .proc_handler = pdflush_proc_obsolete, - }, { .procname = "swappiness", .data = &vm_swappiness,