ivampiresp/Spdk
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example: Replace the printf with fprintf to stderr.

Browse Source 
This patch will make sure the information will show up
on console immediately.

Change-Id: I0080866a40de35fb9deef840551ff212759b0191
Signed-off-by: Cunyin Chang <cunyin.chang@intel.com>
This commit is contained in:
Cunyin Chang 2016-12-13 12:56:41 +08:00 committed by Daniel Verkamp
parent de1b00657c
commit d77a04d148
1 changed files with 19 additions and 19 deletions
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22
examples/nvme/hotplug/hotplug.c
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@ -107,13 +107,13 @@ register_dev(struct spdk_nvme_ctrlr *ctrlr)
dev->ns = spdk_nvme_ctrlr_get_ns(ctrlr, 1);
if (!dev->ns || !spdk_nvme_ns_is_active(dev->ns)) {
printf("Controller %s: No active namespace; skipping\n", dev->name);
fprintf(stderr, "Controller %s: No active namespace; skipping\n", dev->name);
goto skip;
}
if (spdk_nvme_ns_get_size(dev->ns) < g_io_size_bytes ||
spdk_nvme_ns_get_sector_size(dev->ns) > g_io_size_bytes) {
printf("Controller %s: Invalid "
fprintf(stderr, "Controller %s: Invalid "
"ns size %" PRIu64 " / block size %u for I/O size %u\n",
dev->name,
spdk_nvme_ns_get_size(dev->ns),
@ -127,7 +127,7 @@ register_dev(struct spdk_nvme_ctrlr *ctrlr)
dev->qpair = spdk_nvme_ctrlr_alloc_io_qpair(ctrlr, 0);
if (!dev->qpair) {
printf("ERROR: spdk_nvme_ctrlr_alloc_io_qpair() failed\n");
fprintf(stderr, "ERROR: spdk_nvme_ctrlr_alloc_io_qpair() failed\n");
goto skip;
}
g_insert_times++;
@ -141,7 +141,7 @@ skip:
static void
unregister_dev(struct dev_ctx *dev)
{
printf("unregister_dev: %s\n", dev->name);
fprintf(stderr, "unregister_dev: %s\n", dev->name);
spdk_nvme_ctrlr_free_io_qpair(dev->qpair);
spdk_nvme_detach(dev->ctrlr);
@ -251,21 +251,21 @@ print_stats(void)
struct dev_ctx *dev;
TAILQ_FOREACH(dev, &g_devs, tailq) {
printf("%-43.43s: %10" PRIu64 " I/Os completed (+%" PRIu64 ")\n",
fprintf(stderr, "%-43.43s: %10" PRIu64 " I/Os completed (+%" PRIu64 ")\n",
dev->name,
dev->io_completed,
dev->io_completed - dev->prev_io_completed);
dev->prev_io_completed = dev->io_completed;
}
printf("\n");
fprintf(stderr, "\n");
}
static bool
probe_cb(void *cb_ctx, const struct spdk_nvme_transport_id *trid,
struct spdk_nvme_ctrlr_opts *opts)
{
printf("Attaching to %s\n", trid->traddr);
fprintf(stderr, "Attaching to %s\n", trid->traddr);
return true;
}
@ -274,7 +274,7 @@ static void
attach_cb(void *cb_ctx, const struct spdk_nvme_transport_id *trid,
struct spdk_nvme_ctrlr *ctrlr, const struct spdk_nvme_ctrlr_opts *opts)
{
printf("Attached to %s\n", trid->traddr);
fprintf(stderr, "Attached to %s\n", trid->traddr);
register_dev(ctrlr);
}
@ -293,7 +293,7 @@ remove_cb(void *cb_ctx, struct spdk_nvme_ctrlr *ctrlr)
* is_removed is true and all outstanding I/O have been completed.
*/
dev->is_removed = true;
printf("Controller removed: %s\n", dev->name);
fprintf(stderr, "Controller removed: %s\n", dev->name);
return;
}
}
@ -419,7 +419,7 @@ parse_args(int argc, char **argv)
static int
register_controllers(void)
{
printf("Initializing NVMe Controllers\n");
fprintf(stderr, "Initializing NVMe Controllers\n");
if (spdk_nvme_probe(NULL, probe_cb, attach_cb, remove_cb) != 0) {
fprintf(stderr, "spdk_nvme_probe() failed\n");
@ -463,7 +463,7 @@ int main(int argc, char **argv)
return 1;
}
printf("Initialization complete. Starting I/O...\n");
fprintf(stderr, "Initialization complete. Starting I/O...\n");
io_loop();
if ((g_expected_insert_times != -1 && g_insert_times != g_expected_insert_times) ||