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    Subject[PATCH 2/3] ringtest: support test specific parameters
    Add a new flag for passing test-specific parameters.

    Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
    ---
    tools/virtio/ringtest/main.c | 13 +++++++++++++
    tools/virtio/ringtest/main.h | 2 ++
    2 files changed, 15 insertions(+)

    diff --git a/tools/virtio/ringtest/main.c b/tools/virtio/ringtest/main.c
    index f31353f..022ae95 100644
    --- a/tools/virtio/ringtest/main.c
    +++ b/tools/virtio/ringtest/main.c
    @@ -20,6 +20,7 @@
    int runcycles = 10000000;
    int max_outstanding = INT_MAX;
    int batch = 1;
    +int param = 0;

    bool do_sleep = false;
    bool do_relax = false;
    @@ -247,6 +248,11 @@ static const struct option longopts[] = {
    .val = 'b',
    },
    {
    + .name = "param",
    + .has_arg = required_argument,
    + .val = 'p',
    + },
    + {
    .name = "sleep",
    .has_arg = no_argument,
    .val = 's',
    @@ -274,6 +280,7 @@ static void help(void)
    " [--run-cycles C (default: %d)]"
    " [--batch b]"
    " [--outstanding o]"
    + " [--param p]"
    " [--sleep]"
    " [--relax]"
    " [--exit]"
    @@ -328,6 +335,12 @@ int main(int argc, char **argv)
    assert(c > 0 && c < INT_MAX);
    max_outstanding = c;
    break;
    + case 'p':
    + c = strtol(optarg, &endptr, 0);
    + assert(!*endptr);
    + assert(c > 0 && c < INT_MAX);
    + param = c;
    + break;
    case 'b':
    c = strtol(optarg, &endptr, 0);
    assert(!*endptr);
    diff --git a/tools/virtio/ringtest/main.h b/tools/virtio/ringtest/main.h
    index 14142fa..90b0133 100644
    --- a/tools/virtio/ringtest/main.h
    +++ b/tools/virtio/ringtest/main.h
    @@ -10,6 +10,8 @@

    #include <stdbool.h>

    +extern int param;
    +
    extern bool do_exit;

    #if defined(__x86_64__) || defined(__i386__)
    --
    MST
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