lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 11 Feb 2022 15:11:12 -0400 From: Jason Gunthorpe <jgg@...dia.com> To: Yury Norov <yury.norov@...il.com> Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, Rasmus Villemoes <linux@...musvillemoes.dk>, Andrew Morton <akpm@...ux-foundation.org>, Michał Mirosław <mirq-linux@...e.qmqm.pl>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Peter Zijlstra <peterz@...radead.org>, David Laight <David.Laight@...lab.com>, Joe Perches <joe@...ches.com>, Dennis Zhou <dennis@...nel.org>, Emil Renner Berthing <kernel@...il.dk>, Nicholas Piggin <npiggin@...il.com>, Matti Vaittinen <matti.vaittinen@...rohmeurope.com>, Alexey Klimov <aklimov@...hat.com>, linux-kernel@...r.kernel.org, Mike Marciniszyn <mike.marciniszyn@...nelisnetworks.com>, Dennis Dalessandro <dennis.dalessandro@...nelisnetworks.com>, linux-rdma@...r.kernel.org Subject: Re: [PATCH 41/49] RDMA/hfi1: replace cpumask_weight with cpumask_weight_{eq, ...} where appropriate On Thu, Feb 10, 2022 at 02:49:25PM -0800, Yury Norov wrote: > Infiniband code uses cpumask_weight() to compare the weight of cpumask > with a given number. We can do it more efficiently with > cpumask_weight_{eq, ...} because conditional cpumask_weight may stop > traversing the cpumask earlier, as soon as condition is (or can't be) met. > > Signed-off-by: Yury Norov <yury.norov@...il.com> > --- > drivers/infiniband/hw/hfi1/affinity.c | 9 ++++----- > drivers/infiniband/hw/qib/qib_file_ops.c | 2 +- > drivers/infiniband/hw/qib/qib_iba7322.c | 2 +- > 3 files changed, 6 insertions(+), 7 deletions(-) I suppose you'll send this with the prior patch adding the functions in which case Acked-by: Jason Gunthorpe <jgg@...dia.com> Jason
Powered by blists - more mailing lists