Commit 99f18035 authored by Anton Nefedov's avatar Anton Nefedov Committed by Max Reitz
Browse files

ide: account UNMAP (TRIM) operations 



Signed-off-by: default avatarAnton Nefedov <anton.nefedov@virtuozzo.com>
Reviewed-by: default avatarVladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-id: 20190923121737.83281-5-anton.nefedov@virtuozzo.com
Signed-off-by: default avatarMax Reitz <mreitz@redhat.com>
parent f3444466

hw/ide/core.c

+12 −0
Original line number Diff line number Diff line
@@ -442,6 +442,14 @@ static void ide_issue_trim_cb(void *opaque, int ret) 
    TrimAIOCB *iocb = opaque;

    IDEState *s = iocb->s;



    if (iocb->i >= 0) {

        if (ret >= 0) {

            block_acct_done(blk_get_stats(s->blk), &s->acct);

        } else {

            block_acct_failed(blk_get_stats(s->blk), &s->acct);

        }

    }



    if (ret >= 0) {

        while (iocb->j < iocb->qiov->niov) {

            int j = iocb->j;
@@ -459,10 +467,14 @@ static void ide_issue_trim_cb(void *opaque, int ret) 
                }



                if (!ide_sect_range_ok(s, sector, count)) {

                    block_acct_invalid(blk_get_stats(s->blk), BLOCK_ACCT_UNMAP);

                    iocb->ret = -EINVAL;

                    goto done;

                }



                block_acct_start(blk_get_stats(s->blk), &s->acct,

                                 count << BDRV_SECTOR_BITS, BLOCK_ACCT_UNMAP);



                /* Got an entry! Submit and exit.  */

                iocb->aiocb = blk_aio_pdiscard(s->blk,

                                               sector << BDRV_SECTOR_BITS,