zfs_racct.c

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    1 /*
    2  * Copyright (c) 2021 iXsystems, Inc.
    3  *
    4  * Redistribution and use in source and binary forms, with or without
    5  * modification, are permitted provided that the following conditions
    6  * are met:
    7  * 1. Redistributions of source code must retain the above copyright
    8  *    notice, this list of conditions and the following disclaimer.
    9  * 2. Redistributions in binary form must reproduce the above copyright
   10  *    notice, this list of conditions and the following disclaimer in the
   11  *    documentation and/or other materials provided with the distribution.
   12  *
   13  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
   14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
   17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   23  * SUCH DAMAGE.
   24  */
   25 
   26 #include <sys/zfs_racct.h>
   27 #include <sys/racct.h>
   28 
   29 void
   30 zfs_racct_read(uint64_t size, uint64_t iops)
   31 {
   32         curthread->td_ru.ru_inblock += iops;
   33 #ifdef RACCT
   34         if (racct_enable) {
   35                 PROC_LOCK(curproc);
   36                 racct_add_force(curproc, RACCT_READBPS, size);
   37                 racct_add_force(curproc, RACCT_READIOPS, iops);
   38                 PROC_UNLOCK(curproc);
   39         }
   40 #else
   41         (void) size;
   42 #endif /* RACCT */
   43 }
   44 
   45 void
   46 zfs_racct_write(uint64_t size, uint64_t iops)
   47 {
   48         curthread->td_ru.ru_oublock += iops;
   49 #ifdef RACCT
   50         if (racct_enable) {
   51                 PROC_LOCK(curproc);
   52                 racct_add_force(curproc, RACCT_WRITEBPS, size);
   53                 racct_add_force(curproc, RACCT_WRITEIOPS, iops);
   54                 PROC_UNLOCK(curproc);
   55         }
   56 #else
   57         (void) size;
   58 #endif /* RACCT */
   59 }

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FreeBSD/Linux Kernel Cross Reference sys/contrib/openzfs/module/os/freebsd/zfs/zfs_racct.c

FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/module/os/freebsd/zfs/zfs_racct.c