* + writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages.patch added to mm-unstable branch
@ 2024-04-22 19:39 Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2024-04-22 19:39 UTC (permalink / raw)
To: mm-commits, willy, tj, mjguzik, jack, dsterba, dhowells, bfoster,
shikemeng, akpm
The patch titled
Subject: writeback: rename nr_reclaimable to nr_dirty in balance_dirty_pages
has been added to the -mm mm-unstable branch. Its filename is
writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Before you just go and hit "reply", please:
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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days
------------------------------------------------------
From: Kemeng Shi <shikemeng@huaweicloud.com>
Subject: writeback: rename nr_reclaimable to nr_dirty in balance_dirty_pages
Date: Tue, 23 Apr 2024 00:48:08 +0800
Commit 8d92890bd6b85 ("mm/writeback: discard NR_UNSTABLE_NFS, use
NR_WRITEBACK instead") removed NR_UNSTABLE_NFS and nr_reclaimable only
contains dirty page now. Rename nr_reclaimable to nr_dirty properly.
Link: https://lkml.kernel.org/r/20240422164808.13627-5-shikemeng@huaweicloud.com
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Acked-by: Tejun Heo <tj@kernel.org>
Cc: Brian Foster <bfoster@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: David Sterba <dsterba@suse.com>
Cc: Mateusz Guzik <mjguzik@gmail.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/page-writeback.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
--- a/mm/page-writeback.c~writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages
+++ a/mm/page-writeback.c
@@ -1694,7 +1694,7 @@ static int balance_dirty_pages(struct bd
struct dirty_throttle_control * const mdtc = mdtc_valid(&mdtc_stor) ?
&mdtc_stor : NULL;
struct dirty_throttle_control *sdtc;
- unsigned long nr_reclaimable; /* = file_dirty */
+ unsigned long nr_dirty;
long period;
long pause;
long max_pause;
@@ -1715,9 +1715,9 @@ static int balance_dirty_pages(struct bd
unsigned long m_thresh = 0;
unsigned long m_bg_thresh = 0;
- nr_reclaimable = global_node_page_state(NR_FILE_DIRTY);
+ nr_dirty = global_node_page_state(NR_FILE_DIRTY);
gdtc->avail = global_dirtyable_memory();
- gdtc->dirty = nr_reclaimable + global_node_page_state(NR_WRITEBACK);
+ gdtc->dirty = nr_dirty + global_node_page_state(NR_WRITEBACK);
domain_dirty_limits(gdtc);
@@ -1768,7 +1768,7 @@ static int balance_dirty_pages(struct bd
* In normal mode, we start background writeout at the lower
* background_thresh, to keep the amount of dirty memory low.
*/
- if (!laptop_mode && nr_reclaimable > gdtc->bg_thresh &&
+ if (!laptop_mode && nr_dirty > gdtc->bg_thresh &&
!writeback_in_progress(wb))
wb_start_background_writeback(wb);
_
Patches currently in -mm which might be from shikemeng@huaweicloud.com are
writeback-collect-stats-of-all-wb-of-bdi-in-bdi_debug_stats_show.patch
writeback-support-retrieving-per-group-debug-writeback-stats-of-bdi.patch
writeback-add-wb_monitorpy-script-to-monitor-writeback-info-on-bdi.patch
writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages.patch
^ permalink raw reply [flat|nested] 2+ messages in thread* + writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages.patch added to mm-unstable branch
@ 2024-04-24 22:09 Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2024-04-24 22:09 UTC (permalink / raw)
To: mm-commits, willy, tj, sj, sfr, mjguzik, jack, dsterba, dhowells,
bfoster, shikemeng, akpm
The patch titled
Subject: writeback: rename nr_reclaimable to nr_dirty in balance_dirty_pages
has been added to the -mm mm-unstable branch. Its filename is
writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days
------------------------------------------------------
From: Kemeng Shi <shikemeng@huaweicloud.com>
Subject: writeback: rename nr_reclaimable to nr_dirty in balance_dirty_pages
Date: Tue, 23 Apr 2024 11:46:43 +0800
Commit 8d92890bd6b85 ("mm/writeback: discard NR_UNSTABLE_NFS, use
NR_WRITEBACK instead") removed NR_UNSTABLE_NFS and nr_reclaimable only
contains dirty page now. Rename nr_reclaimable to nr_dirty properly.
Link: https://lkml.kernel.org/r/20240423034643.141219-6-shikemeng@huaweicloud.com
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Cc: Brian Foster <bfoster@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: David Sterba <dsterba@suse.com>
Cc: Mateusz Guzik <mjguzik@gmail.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: SeongJae Park <sj@kernel.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/page-writeback.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
--- a/mm/page-writeback.c~writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages
+++ a/mm/page-writeback.c
@@ -1694,7 +1694,7 @@ static int balance_dirty_pages(struct bd
struct dirty_throttle_control * const mdtc = mdtc_valid(&mdtc_stor) ?
&mdtc_stor : NULL;
struct dirty_throttle_control *sdtc;
- unsigned long nr_reclaimable; /* = file_dirty */
+ unsigned long nr_dirty;
long period;
long pause;
long max_pause;
@@ -1715,9 +1715,9 @@ static int balance_dirty_pages(struct bd
unsigned long m_thresh = 0;
unsigned long m_bg_thresh = 0;
- nr_reclaimable = global_node_page_state(NR_FILE_DIRTY);
+ nr_dirty = global_node_page_state(NR_FILE_DIRTY);
gdtc->avail = global_dirtyable_memory();
- gdtc->dirty = nr_reclaimable + global_node_page_state(NR_WRITEBACK);
+ gdtc->dirty = nr_dirty + global_node_page_state(NR_WRITEBACK);
domain_dirty_limits(gdtc);
@@ -1768,7 +1768,7 @@ static int balance_dirty_pages(struct bd
* In normal mode, we start background writeout at the lower
* background_thresh, to keep the amount of dirty memory low.
*/
- if (!laptop_mode && nr_reclaimable > gdtc->bg_thresh &&
+ if (!laptop_mode && nr_dirty > gdtc->bg_thresh &&
!writeback_in_progress(wb))
wb_start_background_writeback(wb);
_
Patches currently in -mm which might be from shikemeng@huaweicloud.com are
writeback-collect-stats-of-all-wb-of-bdi-in-bdi_debug_stats_show.patch
writeback-support-retrieving-per-group-debug-writeback-stats-of-bdi.patch
writeback-support-retrieving-per-group-debug-writeback-stats-of-bdi-fix.patch
writeback-add-wb_monitorpy-script-to-monitor-writeback-info-on-bdi.patch
writeback-rename-nr_reclaimable-to-nr_dirty-in-balance_dirty_pages.patch
^ permalink raw reply [flat|nested] 2+ messages in thread
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