[RFC v5 5/5] rcu/segcblist: Remove useless rcupdate.h include

2020-09-20 Thread Joel Fernandes (Google)
Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/rcu_segcblist.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/rcu/rcu_segcblist.c b/kernel/rcu/rcu_segcblist.c index 72b284f965aa..13f8f181521d 100644 --- a/kernel/rcu/rcu_segcblist.c +++ b/kernel/rcu/rcu_segcblist.c @@ -10,7

[RFC v5 3/5] rcu: Fix rcu_barrier() breakage from earlier patch

2020-09-20 Thread Joel Fernandes (Google)
cause rcu_barrier() may skip queuing a callback and return too early. Fix it by storing state to indicate that callbacks are being invoked and the callback list should not appear as non-empty. This is a terrible hack, however it still does not fix TREE04. Signed-off-by: Joel Fernandes (Google) --- in

[RFC v5 1/5] rcu/tree: Make rcu_do_batch count how many callbacks were executed

2020-09-20 Thread Joel Fernandes (Google)
of counting down from 0 is confusing and error-prone IMHO. This commit therefore explicitly counts have many callbacks were executed in rcu_do_batch() itself, and uses that to update the per-CPU segcb list's ->len field, without relying on the negativity of rcl->len. Signed-off-by: Joe

[RFC v5 4/5] rcu/trace: Add tracing for how segcb list changes

2020-09-20 Thread Joel Fernandes (Google)
n the respective segment. Signed-off-by: Joel Fernandes (Google) --- include/trace/events/rcu.h | 25 + kernel/rcu/rcu_segcblist.c | 34 ++ kernel/rcu/rcu_segcblist.h | 5 + kernel/rcu/tree.c | 9 + 4 files changed, 73 inser

[RFC v5 2/5] rcu/segcblist: Add counters to segcblist datastructure

2020-09-20 Thread Joel Fernandes (Google)
related to using donecbs's ->len field as a temporary variable to save the segmented callback list's length. This is not needed any more. Signed-off-by: Joel Fernandes (Google) --- include/linux/rcu_segcblist.h | 2 + kernel/rcu/rcu_segcbli

[PATCH v6 0/4] Add support for length of each segment in the segcblist

2020-09-23 Thread Joel Fernandes (Google)
0.2382053-1-j...@joelfernandes.org/) Joel Fernandes (Google) (4): rcu/tree: Make rcu_do_batch count how many callbacks were executed rcu/segcblist: Add counters to segcblist datastructure rcu/trace: Add tracing for how segcb list changes rcu/segcblist: Remove useless rcupdate.h include in

[PATCH v6 3/4] rcu/trace: Add tracing for how segcb list changes

2020-09-23 Thread Joel Fernandes (Google)
n the respective segment. Signed-off-by: Joel Fernandes (Google) --- include/trace/events/rcu.h | 25 + kernel/rcu/rcu_segcblist.c | 34 ++ kernel/rcu/rcu_segcblist.h | 5 + kernel/rcu/tree.c | 9 + 4 files changed, 73 inser

[PATCH v6 2/4] rcu/segcblist: Add counters to segcblist datastructure

2020-09-23 Thread Joel Fernandes (Google)
related to using donecbs's ->len field as a temporary variable to save the segmented callback list's length. This cannot be done anymore and is not needed. Signed-off-by: Joel Fernandes (Google) --- include/linux/rcu_segcblist.h | 2 + kernel/rcu/rcu_segcbli

[PATCH v6 4/4] rcu/segcblist: Remove useless rcupdate.h include

2020-09-23 Thread Joel Fernandes (Google)
Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/rcu_segcblist.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/rcu/rcu_segcblist.c b/kernel/rcu/rcu_segcblist.c index df0f31e30947..b65ac8c85b56 100644 --- a/kernel/rcu/rcu_segcblist.c +++ b/kernel/rcu/rcu_segcblist.c @@ -10,7

[PATCH v6 1/4] rcu/tree: Make rcu_do_batch count how many callbacks were executed

2020-09-23 Thread Joel Fernandes (Google)
of counting down from 0 is confusing and error-prone IMHO. This commit therefore explicitly counts have many callbacks were executed in rcu_do_batch() itself, and uses that to update the per-CPU segcb list's ->len field, without relying on the negativity of rcl->len. Signed-off-by: Joe

[PATCH] perf: sched: Show start of latency as well

2020-09-25 Thread Joel Fernandes (Google)
spending a lot of time backtracking to the start of the latency in "perf sched script" which wastes a lot of time. This patch therefore adds a new column "Max delay start". Considering this, also rename "Maximum delay at" to "Max delay end" as its easier to un

[PATCH v4 1/5] rcu/tree: Add a warning if CPU being onlined did not report QS already

2020-08-07 Thread Joel Fernandes (Google)
ggested-by: Paul E. McKenney Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/tree.c | 9 - 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 65e1b5e92319..a49fa3b60faa 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @

[PATCH v4 0/5] option-subject: RCU and CPU hotplug checks and docs

2020-08-07 Thread Joel Fernandes (Google)
This series improves/adds to RCU's warnings about CPU hotplug and adds documentation and testing. v3->v4: Minor cleanups. Joel Fernandes (Google) (5): rcu/tree: Add a warning if CPU being onlined did not report QS already rcu/tree: Clarify comments about FQS loop reporting quiescent st

[PATCH v4 5/5] docs: Update RCU's hotplug requirements with a bit about design

2020-08-07 Thread Joel Fernandes (Google)
rrier is rather incomplete. This commit therefore continues the section by describing how RCU's design handles CPU hotplug in a deadlock-free way. Signed-off-by: Joel Fernandes (Google) --- .../RCU/Design/Requirements/Requirements.rst | 22 +++ 1 file changed, 22 inserti

[PATCH v4 2/5] rcu/tree: Clarify comments about FQS loop reporting quiescent states

2020-08-07 Thread Joel Fernandes (Google)
At least since v4.19, the FQS loop no longer reports quiescent states for offline CPUs unless it is an emergency. This commit therefore fixes the comment in rcu_gp_init() to match the current code. Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/tree.c | 8 +--- 1 file changed, 5

[PATCH v4 3/5] rcu/tree: Make FQS complaining about offline CPU more aggressive

2020-08-07 Thread Joel Fernandes (Google)
ately when the FQS loop scan happens and bring the problem to everyone's attention. Light testing with TREE03 and hotplug shows no warnings. Converted the warning as well to WARN_ON_ONCE() to reduce log spam. Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/tree.c | 22 ++-

[PATCH v4 4/5] rcutorture: Force synchronizing of RCU flavor from hotplug notifier

2020-08-07 Thread Joel Fernandes (Google)
flavor-specific synchronize callback. If anything locks up, we expect stall warnings and/or other splats. Obviously, we need not test for rcu_barrier from a notifier, since those are not allowed from notifiers. This fact is already detailed in the documentation as well. Signed-off-by: Joel Fe

[PATCH v9 7/7] rcu/segcblist: Add additional comments to explain smp_mb()

2020-11-03 Thread Joel Fernandes (Google)
Memory barriers are needed when updating the full length of the segcblist, however it is not fully clearly why one is needed before and after. This patch therefore adds additional comments to the function header to explain it. Signed-off-by: Joel Fernandes (Google) --- kernel/rcu

[PATCH v9 5/7] rcu/segcblist: Remove useless rcupdate.h include

2020-11-03 Thread Joel Fernandes (Google)
Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/rcu_segcblist.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/rcu/rcu_segcblist.c b/kernel/rcu/rcu_segcblist.c index 2a03949d0b82..e9e72d72f7a6 100644 --- a/kernel/rcu/rcu_segcblist.c +++ b/kernel/rcu/rcu_segcblist.c @@ -10,7

[PATCH v9 3/7] srcu: Fix invoke_rcu_callbacks() segcb length adjustment

2020-11-03 Thread Joel Fernandes (Google)
deric Weisbecker Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/srcutree.c | 5 - 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c index 0f23d20d485a..79b7081143a7 100644 --- a/kernel/rcu/srcutree.c +++ b/kernel/rcu/srcutree.c @@ -1

[PATCH v9 6/7] rcu/tree: segcblist: Remove redundant smp_mb()s

2020-11-03 Thread Joel Fernandes (Google)
This memory barrier is not needed as rcu_segcblist_add_len() already includes a memory barrier *before* and *after* the length of the list is updated. Same reasoning for rcu_segcblist_enqueue(). Reviewed-by: Frederic Weisbecker Signed-off-by: Joel Fernandes (Google) --- kernel/rcu

[PATCH v9 0/7] Add support for length of each segment in the segcblist

2020-11-03 Thread Joel Fernandes (Google)
/lore.kernel.org/lkml/20200719034210.2382053-1-joel@xxxxx/) Joel Fernandes (Google) (7): rcu/tree: Make rcu_do_batch count how many callbacks were executed rcu/segcblist: Add counters to segcblist datastructure srcu: Fix invoke_rcu_callbacks() segcb length adjustment rcu/trace: Add traci

[PATCH v9 1/7] rcu/tree: Make rcu_do_batch count how many callbacks were executed

2020-11-03 Thread Joel Fernandes (Google)
deric Weisbecker Reviewed-by: Neeraj Upadhyay Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/rcu_segcblist.c | 2 +- kernel/rcu/rcu_segcblist.h | 1 + kernel/rcu/tree.c | 11 +-- 3 files changed, 7 insertions(+), 7 deletions(-) diff --git a/kernel/rcu/rcu_segcblist

[PATCH v9 4/7] rcu/trace: Add tracing for how segcb list changes

2020-11-03 Thread Joel Fernandes (Google)
n the respective segment. Reviewed-by: Frederic Weisbecker Reviewed-by: Neeraj Upadhyay Signed-off-by: Joel Fernandes (Google) --- include/trace/events/rcu.h | 25 + kernel/rcu/rcu_segcblist.c | 34 ++ kernel/rcu/rcu_segcblist.h | 5 + kerne

[PATCH v9 2/7] rcu/segcblist: Add counters to segcblist datastructure

2020-11-03 Thread Joel Fernandes (Google)
related to using donecbs's ->len field as a temporary variable to save the segmented callback list's length. This cannot be done anymore and is not needed. Reviewed-by: Frederic Weisbecker Signed-off-by: Joel Fernandes (Google) --- include/linux/rcu_segcblist.h | 1

[PATCH v8 6/6] rcu/segcblist: Add additional comments to explain smp_mb()

2020-10-21 Thread Joel Fernandes (Google)
Memory barriers are needed when updating the full length of the segcblist, however it is not fully clearly why one is needed before and after. This patch therefore adds additional comments to the function header to explain it. Signed-off-by: Joel Fernandes (Google) --- kernel/rcu

[PATCH v8 5/6] rcu/tree: segcblist: Remove redundant smp_mb()s

2020-10-21 Thread Joel Fernandes (Google)
This memory barrier is not needed as rcu_segcblist_add_len() already includes a memory barrier *before* the length of the list is updated. Same reasoning for rcu_segcblist_enqueue(). Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/rcu_segcblist.c | 1 - kernel/rcu/tree.c | 1

[PATCH v8 4/6] rcu/segcblist: Remove useless rcupdate.h include

2020-10-21 Thread Joel Fernandes (Google)
Signed-off-by: Joel Fernandes (Google) --- kernel/rcu/rcu_segcblist.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/rcu/rcu_segcblist.c b/kernel/rcu/rcu_segcblist.c index b0aaa51e0ee6..19ff82b805fb 100644 --- a/kernel/rcu/rcu_segcblist.c +++ b/kernel/rcu/rcu_segcblist.c @@ -10,7

[PATCH v8 0/6] Add support for length of each segment in the segcblist

2020-10-21 Thread Joel Fernandes (Google)
Various changes, bug fixes. Discovery of rcu_barrier issue. v4: Restructured rcu_do_batch() and segcblist merging to avoid issues. Fixed minor nit from Davidlohr. v1->v3: minor nits. (https://lore.kernel.org/lkml/20200719034210.2382053-1-joel@xxxxx/) Joel Fernandes (Google) (6

[PATCH v8 1/6] rcu/tree: Make rcu_do_batch count how many callbacks were executed

2020-10-21 Thread Joel Fernandes (Google)
of counting down from 0 is confusing and error-prone IMHO. This commit therefore explicitly counts how many callbacks were executed in rcu_do_batch() itself, and uses that to update the per-CPU segcb list's ->len field, without relying on the negativity of rcl->len. Signed-off-by:

[PATCH v8 2/6] rcu/segcblist: Add counters to segcblist datastructure

2020-10-21 Thread Joel Fernandes (Google)
related to using donecbs's ->len field as a temporary variable to save the segmented callback list's length. This cannot be done anymore and is not needed. Signed-off-by: Joel Fernandes (Google) --- include/linux/rcu_segcblist.h | 1 + kernel/rcu/rcu_segcbli

[PATCH v8 3/6] rcu/trace: Add tracing for how segcb list changes

2020-10-21 Thread Joel Fernandes (Google)
n the respective segment. Signed-off-by: Joel Fernandes (Google) --- include/trace/events/rcu.h | 25 + kernel/rcu/rcu_segcblist.c | 31 +++ kernel/rcu/rcu_segcblist.h | 5 + kernel/rcu/tree.c | 9 + 4 files changed, 70 inser

[PATCH RFC] rcu/segcblist: Add counters to segcblist datastructure

2020-07-18 Thread Joel Fernandes (Google)
. Signed-off-by: Joel Fernandes (Google) --- include/linux/rcu_segcblist.h | 2 + kernel/rcu/rcu_segcblist.c| 96 +++ 2 files changed, 89 insertions(+), 9 deletions(-) diff --git a/include/linux/rcu_segcblist.h b/include/linux/rcu_segcblist.h index b36afe7b22c9

[PATCH RFC v2] rcu/segcblist: Add counters to segcblist datastructure

2020-07-18 Thread Joel Fernandes (Google)
Fernandes (Google) --- v1->v2: minor nits. include/linux/rcu_segcblist.h | 2 + kernel/rcu/rcu_segcblist.c| 90 --- 2 files changed, 86 insertions(+), 6 deletions(-) diff --git a/include/linux/rcu_segcblist.h b/include/linux/rcu_segcblist.h index b36afe7b2

[tip: core/rcu] rcu/tree: Keep kfree_rcu() awake during lock contention

2020-07-31 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 8ac88f7177c75bf9b7b8c29a8054115e1c712baf Gitweb: https://git.kernel.org/tip/8ac88f7177c75bf9b7b8c29a8054115e1c712baf Author:Joel Fernandes (Google) AuthorDate:Mon, 25 May 2020 23:47:45 +02:00

[tip: core/rcu] rcu/tree: Make debug_objects logic independent of rcu_head

2020-07-31 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 446044eb9c9c335d3ae1be4665193ab43ebb284e Gitweb: https://git.kernel.org/tip/446044eb9c9c335d3ae1be4665193ab43ebb284e Author:Joel Fernandes (Google) AuthorDate:Mon, 25 May 2020 23:47:48 +02:00

[tip: core/rcu] rcuperf: Remove useless while loops around wait_event

2020-07-31 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 7e866460cc18797b3a59360f5f8c444598a21729 Gitweb: https://git.kernel.org/tip/7e866460cc18797b3a59360f5f8c444598a21729 Author:Joel Fernandes (Google) AuthorDate:Mon, 25 May 2020 00:36:47 -04:00

[tip: core/rcu] rcu/tree: Skip entry into the page allocator for PREEMPT_RT

2020-07-31 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 4d2919411867848fab78c7cb13139e17ad8b85bc Gitweb: https://git.kernel.org/tip/4d2919411867848fab78c7cb13139e17ad8b85bc Author:Joel Fernandes (Google) AuthorDate:Mon, 25 May 2020 23:47:46 +02:00

[tip: core/rcu] refperf: Add a test to measure performance of read-side synchronization

2020-07-31 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 653ed64b01dc5989f8f579d0038e987476c2c023 Gitweb: https://git.kernel.org/tip/653ed64b01dc5989f8f579d0038e987476c2c023 Author:Joel Fernandes (Google) AuthorDate:Mon, 25 May 2020 00:36:48 -04:00

[tip: core/rcu] rcu: Clarify comments about FQS loop reporting quiescent states

2020-10-08 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: f37599e6f06da47e49c3408afe66c5b6e83a90bd Gitweb: https://git.kernel.org/tip/f37599e6f06da47e49c3408afe66c5b6e83a90bd Author:Joel Fernandes (Google) AuthorDate:Fri, 07 Aug 2020 13:07:19 -04:00

[tip: core/rcu] rcu: Make FQS more aggressive in complaining about offline CPUs

2020-10-08 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 666ca2907e6b75960ce2f0fe50afc5d8a46f296d Gitweb: https://git.kernel.org/tip/666ca2907e6b75960ce2f0fe50afc5d8a46f296d Author:Joel Fernandes (Google) AuthorDate:Fri, 07 Aug 2020 13:07:20 -04:00

[tip: core/rcu] rcu/trace: Use gp_seq_req in acceleration's rcu_grace_period tracepoint

2020-10-08 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: a7886e899fd8334a03d37e66ad10295d175725ea Gitweb: https://git.kernel.org/tip/a7886e899fd8334a03d37e66ad10295d175725ea Author:Joel Fernandes (Google) AuthorDate:Thu, 18 Jun 2020 21:36:40 -04:00

[tip: core/rcu] rcu/trace: Print negative GP numbers correctly

2020-10-08 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: c30068f41a0e899f870e0158a2c69c68d738bf96 Gitweb: https://git.kernel.org/tip/c30068f41a0e899f870e0158a2c69c68d738bf96 Author:Joel Fernandes (Google) AuthorDate:Thu, 18 Jun 2020 21:36:39 -04:00

[tip: core/rcu] rcutorture: Output number of elapsed grace periods

2020-10-08 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 959954df0ca7da2111c3fb67a81798d15b9d Gitweb: https://git.kernel.org/tip/959954df0ca7da2111c3fb67a81798d15b9d Author:Joel Fernandes (Google) AuthorDate:Thu, 18 Jun 2020 16:29:55 -04:00

[tip: core/rcu] rcu/segcblist: Prevent useless GP start if no CBs to accelerate

2020-10-08 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 53922270d21de707a1a0ffaf1e07644e77fcb8db Gitweb: https://git.kernel.org/tip/53922270d21de707a1a0ffaf1e07644e77fcb8db Author:Joel Fernandes (Google) AuthorDate:Thu, 18 Jun 2020 16:29:49 -04:00

[tip: core/rcu] rcu/trace: Add tracing for how segcb list changes

2021-02-12 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 3afe7fa535491ecd0382c3968dc2349602bff8a2 Gitweb: https://git.kernel.org/tip/3afe7fa535491ecd0382c3968dc2349602bff8a2 Author:Joel Fernandes (Google) AuthorDate:Sat, 14 Nov 2020 14:31:32 -05:00

[tip: core/rcu] rcu/tree: segcblist: Remove redundant smp_mb()s

2021-02-12 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 68804cf1c905ce227e4e1d0bc252c216811c59fd Gitweb: https://git.kernel.org/tip/68804cf1c905ce227e4e1d0bc252c216811c59fd Author:Joel Fernandes (Google) AuthorDate:Wed, 14 Oct 2020 18:21:53 -04:00

[tip: core/rcu] rcu/segcblist: Add debug checks for segment lengths

2021-02-12 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: b4e6039e8af8c20dfbbdfcaebfcbd7c9d9ffe713 Gitweb: https://git.kernel.org/tip/b4e6039e8af8c20dfbbdfcaebfcbd7c9d9ffe713 Author:Joel Fernandes (Google) AuthorDate:Wed, 18 Nov 2020 11:15:41 -05:00

[tip: core/rcu] rcu/segcblist: Add counters to segcblist datastructure

2021-02-12 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: ae5c2341ed3987bd434ed495bd4f3d8b2bc3e623 Gitweb: https://git.kernel.org/tip/ae5c2341ed3987bd434ed495bd4f3d8b2bc3e623 Author:Joel Fernandes (Google) AuthorDate:Wed, 23 Sep 2020 11:22:09 -04:00

[tip: core/rcu] rcu/segcblist: Add additional comments to explain smp_mb()

2021-02-12 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: c2e13112e830c06825339cbadf0b3bc2bdb9a716 Gitweb: https://git.kernel.org/tip/c2e13112e830c06825339cbadf0b3bc2bdb9a716 Author:Joel Fernandes (Google) AuthorDate:Tue, 03 Nov 2020 09:26:03 -05:00

[tip: core/rcu] docs: Update RCU's hotplug requirements with a bit about design

2020-12-13 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: a043260740d5d6ec5be59c3fb595c719890a0b0b Gitweb: https://git.kernel.org/tip/a043260740d5d6ec5be59c3fb595c719890a0b0b Author:Joel Fernandes (Google) AuthorDate:Tue, 29 Sep 2020 15:29:28 -04:00

[tip: core/rcu] rcu/tree: nocb: Avoid raising softirq for offloaded ready-to-execute CBs

2020-12-13 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: bd56e0a4a291bc9db2cbaddef20ec61a1aad4208 Gitweb: https://git.kernel.org/tip/bd56e0a4a291bc9db2cbaddef20ec61a1aad4208 Author:Joel Fernandes (Google) AuthorDate:Wed, 07 Oct 2020 13:50:36 -07:00

[tip: core/rcu] rcu/tree: Add a warning if CPU being onlined did not report QS already

2020-12-13 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 9f866dac94292f93d3b6bf8dbe860a44b954e555 Gitweb: https://git.kernel.org/tip/9f866dac94292f93d3b6bf8dbe860a44b954e555 Author:Joel Fernandes (Google) AuthorDate:Tue, 29 Sep 2020 15:29:27 -04:00

[tip: core/rcu] rcuperf: Add ability to increase object allocation size

2020-05-11 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: f87dc808009ac86c790031627698ef1a34c31e25 Gitweb: https://git.kernel.org/tip/f87dc808009ac86c790031627698ef1a34c31e25 Author:Joel Fernandes (Google) AuthorDate:Mon, 16 Mar 2020 12:32:26 -04:00

[tip: core/rcu] rcu/tree: Add a shrinker to prevent OOM due to kfree_rcu() batching

2020-05-11 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 9154244c1ab6c9db4f1f25ac8f73bd46dba64287 Gitweb: https://git.kernel.org/tip/9154244c1ab6c9db4f1f25ac8f73bd46dba64287 Author:Joel Fernandes (Google) AuthorDate:Mon, 16 Mar 2020 12:32:27 -04:00

[tip: core/rcu] rcu/tree: Count number of batched kfree_rcu() locklessly

2020-05-11 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: a6a82ce18ba443186545d3fefbee8b9419a859dc Gitweb: https://git.kernel.org/tip/a6a82ce18ba443186545d3fefbee8b9419a859dc Author:Joel Fernandes (Google) AuthorDate:Mon, 16 Mar 2020 12:32:28 -04:00

[tip:sched/core] sched/cpufreq: Annotate cpufreq_update_util_data pointer with __rcu

2019-04-03 Thread tip-bot for Joel Fernandes (Google)
Commit-ID: 8f9affdf4094bde418a0dbd8b52bb503ee486469 Gitweb: https://git.kernel.org/tip/8f9affdf4094bde418a0dbd8b52bb503ee486469 Author: Joel Fernandes (Google) AuthorDate: Wed, 20 Mar 2019 20:34:23 -0400 Committer: Ingo Molnar CommitDate: Wed, 3 Apr 2019 09:51:01 +0200 sched/cpufreq

[tip:sched/core] sched_domain: Annotate RCU pointers properly

2019-04-03 Thread tip-bot for Joel Fernandes (Google)
Commit-ID: 8e000ec0716d953f905e8f8ca2a6c71bb31bbf5d Gitweb: https://git.kernel.org/tip/8e000ec0716d953f905e8f8ca2a6c71bb31bbf5d Author: Joel Fernandes (Google) AuthorDate: Wed, 20 Mar 2019 20:34:24 -0400 Committer: Ingo Molnar CommitDate: Wed, 3 Apr 2019 09:51:03 +0200 sched_domain

[tip:sched/core] sched/core: Annotate perf_domain pointer with __rcu

2019-04-03 Thread tip-bot for Joel Fernandes (Google)
Commit-ID: 2e7d58babd2a6073d1afb38519e246dd4a423da5 Gitweb: https://git.kernel.org/tip/2e7d58babd2a6073d1afb38519e246dd4a423da5 Author: Joel Fernandes (Google) AuthorDate: Wed, 20 Mar 2019 20:34:26 -0400 Committer: Ingo Molnar CommitDate: Wed, 3 Apr 2019 09:51:04 +0200 sched/core

[tip:sched/core] rcuwait: Annotate task_struct with __rcu

2019-04-03 Thread tip-bot for Joel Fernandes (Google)
Commit-ID: ea3ce866b568e087737df666c2c035496f54fdcb Gitweb: https://git.kernel.org/tip/ea3ce866b568e087737df666c2c035496f54fdcb Author: Joel Fernandes (Google) AuthorDate: Wed, 20 Mar 2019 20:34:25 -0400 Committer: Ingo Molnar CommitDate: Wed, 3 Apr 2019 09:51:04 +0200 rcuwait

[tip:sched/core] sched/cpufreq: Annotate cpufreq_update_util_data pointer with __rcu

2019-04-03 Thread tip-bot for Joel Fernandes (Google)
Commit-ID: b10abd0a8859493a93c6b8020f2be2587557749d Gitweb: https://git.kernel.org/tip/b10abd0a8859493a93c6b8020f2be2587557749d Author: Joel Fernandes (Google) AuthorDate: Wed, 20 Mar 2019 20:34:23 -0400 Committer: Ingo Molnar CommitDate: Wed, 3 Apr 2019 12:34:31 +0200 sched/cpufreq

[tip:sched/core] rcuwait: Annotate task_struct with __rcu

2019-04-03 Thread tip-bot for Joel Fernandes (Google)
Commit-ID: 03f4b48edae7d936c5bf23488c1ce3fbe7fc2733 Gitweb: https://git.kernel.org/tip/03f4b48edae7d936c5bf23488c1ce3fbe7fc2733 Author: Joel Fernandes (Google) AuthorDate: Wed, 20 Mar 2019 20:34:25 -0400 Committer: Ingo Molnar CommitDate: Wed, 3 Apr 2019 12:34:31 +0200 rcuwait

[tip:sched/core] sched/core: Annotate perf_domain pointer with __rcu

2019-04-03 Thread tip-bot for Joel Fernandes (Google)
Commit-ID: 7ba7319f9e3898101bff5d63cbae5a6cc174c8c9 Gitweb: https://git.kernel.org/tip/7ba7319f9e3898101bff5d63cbae5a6cc174c8c9 Author: Joel Fernandes (Google) AuthorDate: Wed, 20 Mar 2019 20:34:26 -0400 Committer: Ingo Molnar CommitDate: Wed, 3 Apr 2019 12:34:31 +0200 sched/core

[tip:sched/core] sched_domain: Annotate RCU pointers properly

2019-04-03 Thread tip-bot for Joel Fernandes (Google)
Commit-ID: 994aeb7a93e43d28f6074195ccb03a384342e1bf Gitweb: https://git.kernel.org/tip/994aeb7a93e43d28f6074195ccb03a384342e1bf Author: Joel Fernandes (Google) AuthorDate: Wed, 20 Mar 2019 20:34:24 -0400 Committer: Ingo Molnar CommitDate: Wed, 3 Apr 2019 12:34:31 +0200 sched_domain

[tip: perf/core] perf_event: Add support for LSM and SELinux checks

2019-10-18 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the perf/core branch of tip: Commit-ID: da97e18458fb42d7c00fac5fd1c56a3896ec666e Gitweb: https://git.kernel.org/tip/da97e18458fb42d7c00fac5fd1c56a3896ec666e Author:Joel Fernandes (Google) AuthorDate:Mon, 14 Oct 2019 13:03:08 -04

[tip:core/debugobjects] debugobjects: Make stack check warning more informative

2018-07-30 Thread tip-bot for Joel Fernandes (Google)
Commit-ID: fc91a3c4c27acdca0bc13af6fbb68c35cfd519f2 Gitweb: https://git.kernel.org/tip/fc91a3c4c27acdca0bc13af6fbb68c35cfd519f2 Author: Joel Fernandes (Google) AuthorDate: Mon, 23 Jul 2018 14:25:31 -0700 Committer: Thomas Gleixner CommitDate: Mon, 30 Jul 2018 21:36:37 +0200

[tip: core/rcu] rcu/tree: Make rcu_do_batch count how many callbacks were executed

2021-02-15 Thread tip-bot2 for Joel Fernandes (Google)
The following commit has been merged into the core/rcu branch of tip: Commit-ID: 6bc335828056f3b301a3deadda782de4e8f0db08 Gitweb: https://git.kernel.org/tip/6bc335828056f3b301a3deadda782de4e8f0db08 Author:Joel Fernandes (Google) AuthorDate:Tue, 03 Nov 2020 09:25:57 -05:00

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