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8508cf3ffa
There are several definitions of those functions/macros in places that mess with fixed-point load averages. Provide an official version. [akpm@linux-foundation.org: fix missed conversion in block/blk-iolatency.c] Link: http://lkml.kernel.org/r/20180828172258.3185-5-hannes@cmpxchg.org Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Tested-by: Suren Baghdasaryan <surenb@google.com> Tested-by: Daniel Drake <drake@endlessm.com> Cc: Christopher Lameter <cl@linux.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Johannes Weiner <jweiner@fb.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Enderborg <peter.enderborg@sony.com> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Shakeel Butt <shakeelb@google.com> Cc: Tejun Heo <tj@kernel.org> Cc: Vinayak Menon <vinmenon@codeaurora.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
34 lines
880 B
C
34 lines
880 B
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/fs.h>
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#include <linux/init.h>
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#include <linux/pid_namespace.h>
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#include <linux/proc_fs.h>
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#include <linux/sched.h>
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#include <linux/sched/loadavg.h>
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#include <linux/sched/stat.h>
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#include <linux/seq_file.h>
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#include <linux/seqlock.h>
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#include <linux/time.h>
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static int loadavg_proc_show(struct seq_file *m, void *v)
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{
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unsigned long avnrun[3];
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get_avenrun(avnrun, FIXED_1/200, 0);
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seq_printf(m, "%lu.%02lu %lu.%02lu %lu.%02lu %ld/%d %d\n",
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LOAD_INT(avnrun[0]), LOAD_FRAC(avnrun[0]),
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LOAD_INT(avnrun[1]), LOAD_FRAC(avnrun[1]),
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LOAD_INT(avnrun[2]), LOAD_FRAC(avnrun[2]),
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nr_running(), nr_threads,
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idr_get_cursor(&task_active_pid_ns(current)->idr) - 1);
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return 0;
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}
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static int __init proc_loadavg_init(void)
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{
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proc_create_single("loadavg", 0, NULL, loadavg_proc_show);
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return 0;
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}
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fs_initcall(proc_loadavg_init);
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