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author | Daniel J Walsh <dwalsh@redhat.com> | 2020-04-16 21:54:31 -0400 |
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committer | Daniel J Walsh <dwalsh@redhat.com> | 2020-04-20 16:11:36 -0400 |
commit | e62d08177024ab237d543d6f19c79631defece33 (patch) | |
tree | 286951e72a8dd6c23c4b2a41513d18f43a930647 /pkg/sysinfo/numcpu_linux.go | |
parent | 5928e8fe80e1f013049f1a980a4c945ee35570c3 (diff) | |
download | podman-e62d08177024ab237d543d6f19c79631defece33.tar.gz podman-e62d08177024ab237d543d6f19c79631defece33.tar.bz2 podman-e62d08177024ab237d543d6f19c79631defece33.zip |
Update podman to use containers.conf
Add more default options parsing
Switch to using --time as opposed to --timeout to better match Docker.
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'pkg/sysinfo/numcpu_linux.go')
-rw-r--r-- | pkg/sysinfo/numcpu_linux.go | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/pkg/sysinfo/numcpu_linux.go b/pkg/sysinfo/numcpu_linux.go deleted file mode 100644 index f1d2d9db3..000000000 --- a/pkg/sysinfo/numcpu_linux.go +++ /dev/null @@ -1,44 +0,0 @@ -// +build linux - -package sysinfo - -import ( - "runtime" - "unsafe" - - "golang.org/x/sys/unix" -) - -// numCPU queries the system for the count of threads available -// for use to this process. -// -// Issues two syscalls. -// Returns 0 on errors. Use |runtime.NumCPU| in that case. -func numCPU() int { - // Gets the affinity mask for a process: The very one invoking this function. - pid, _, _ := unix.RawSyscall(unix.SYS_GETPID, 0, 0, 0) - - var mask [1024 / 64]uintptr - _, _, err := unix.RawSyscall(unix.SYS_SCHED_GETAFFINITY, pid, uintptr(len(mask)*8), uintptr(unsafe.Pointer(&mask[0]))) - if err != 0 { - return 0 - } - - // For every available thread a bit is set in the mask. - ncpu := 0 - for _, e := range mask { - if e == 0 { - continue - } - ncpu += int(popcnt(uint64(e))) - } - return ncpu -} - -// NumCPU returns the number of CPUs which are currently online -func NumCPU() int { - if ncpu := numCPU(); ncpu > 0 { - return ncpu - } - return runtime.NumCPU() -} |