Skip to main content

Browse the archive

https://github.com/torvalds/linux
27 March 2024, 02:37:15 UTC
Revision d603fd8dd35f6028bb09cd2e9ec6557c4bc0dd95 authored by Yury Norov on 10 May 2022, 01:54:23 UTC, committed by Yury Norov on 03 June 2022, 13:52:58 UTC 
KVM: x86: hyper-v: replace bitmap_weight() with hweight64()
 
kvm_hv_flush_tlb() applies bitmap API to a u64 variable valid_bank_mask.
Since valid_bank_mask has a fixed size, we can use hweight64() and avoid
excessive bloating.

CC: Borislav Petkov <bp@alien8.de>
CC: Dave Hansen <dave.hansen@linux.intel.com>
CC: H. Peter Anvin <hpa@zytor.com>
CC: Ingo Molnar <mingo@redhat.com>
CC: Jim Mattson <jmattson@google.com>
CC: Joerg Roedel <joro@8bytes.org>
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Sean Christopherson <seanjc@google.com>
CC: Thomas Gleixner <tglx@linutronix.de>
CC: Vitaly Kuznetsov <vkuznets@redhat.com>
CC: Wanpeng Li <wanpengli@tencent.com>
CC: kvm@vger.kernel.org
CC: linux-kernel@vger.kernel.org
CC: x86@kernel.org
Acked-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Yury Norov <yury.norov@gmail.com>
1 parent a7ef9b4
History
Tip revision: d603fd8dd35f6028bb09cd2e9ec6557c4bc0dd95 authored by Yury Norov on 10 May 2022, 01:54:23 UTC
KVM: x86: hyper-v: replace bitmap_weight() with hweight64()
Tip revision: d603fd8
File Mode Size
acrn
auxdisplay
binderfs
bpf
configfs
connector
coresight
fanotify
fprobe
ftrace
hidraw
hw_breakpoint
kdb
kfifo
kmemleak
kobject
kprobes
landlock
livepatch
mei
nitro_enclaves
pidfd
pktgen
qmi
rpmsg
seccomp
timers
trace_events
trace_printk
uhid
user_events
v4l
vfio-mdev
vfs
watch_queue
watchdog
Kconfig -rw-r--r-- 8.4 KB
Makefile -rw-r--r-- 1.5 KB
back to top