| From: |
| Jason Baron <jbaron@redhat.com> |
| To: |
| a.p.zijlstra@chello.nl, mingo@elte.hu |
| Subject: |
| [PATCH 00/10] jump label: introduce very_[un]likely + cleanups + docs |
| Date: |
| Tue, 21 Feb 2012 15:02:49 -0500 |
| Message-ID: |
| <cover.1329851692.git.jbaron@redhat.com> |
| Cc: |
| rostedt@goodmis.org, mathieu.desnoyers@efficios.com, hpa@zytor.com,
davem@davemloft.net, ddaney.cavm@gmail.com,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org |
| Archive‑link: | |
Article |
Hi,
Renames 'static_branch()' -> very_unlikely(), hopefully, to be more intuitive
as to what jump labels is about. I'm also introducing 'very_likely()', as
the analogue to very_unlikely(). Patch is against the -tip perf branch.
Thanks,
-Jason
Jason Baron (10):
jump label: Add a WARN() if jump label key count goes negative
jump label: fix compiler warning
jump label: introduce very_unlikely()
jump label: introduce very_likely()
perf: update to use very_unlikely()
tracepoints: update to use very_unlikely()
sched: update to use very_[un]likely()
kvm: update to use very_unlikely()
net: update to use very_unlikely()
jump label: Add docs better explaining the whole jump label mechanism
Documentation/jump-label.txt | 258 ++++++++++++++++++++++++++++++++++++++++++
arch/x86/kvm/mmu_audit.c | 2 +-
include/linux/jump_label.h | 99 +++++++++++++---
include/linux/netfilter.h | 2 +-
include/linux/perf_event.h | 6 +-
include/linux/tracepoint.h | 4 +-
include/net/sock.h | 2 +-
kernel/jump_label.c | 79 ++++++++-----
kernel/sched/core.c | 12 +-
kernel/sched/fair.c | 2 +-
kernel/sched/sched.h | 4 +-
kernel/tracepoint.c | 12 +-
net/core/dev.c | 8 +-
13 files changed, 416 insertions(+), 74 deletions(-)
create mode 100644 Documentation/jump-label.txt
--
1.7.7.5
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