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lib/bdev/ocf: remove unused code related to polling utils

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After switch all management operations to asynhronus way, utlis connected
with polling are no longer needed, this patch removes that code.

Signed-off-by: Marcin Dziegielewski <marcin.dziegielewski@intel.com>
Change-Id: Ia30e733c51089b1659f79c99d8cd711945a98fa0
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/470353
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Vitaliy Mysak <vitaliy.mysak@intel.com>
This commit is contained in:
Marcin Dziegielewski 2019-10-03 18:17:48 +02:00 committed by Jim Harris
parent c74b4b32ba
commit c4b94d878b
2 changed files with 0 additions and 45 deletions
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43
module/bdev/ocf/utils.c
View File

@ -69,23 +69,6 @@ ocf_get_cache_modename(ocf_cache_mode_t mode)
}
}
static int
mngt_poll_fn(void *opaque)
{
struct vbdev_ocf *vbdev = opaque;
if (vbdev->mngt_ctx.poller_fn) {
if (vbdev->mngt_ctx.timeout_ts &&
spdk_get_ticks() >= vbdev->mngt_ctx.timeout_ts) {
vbdev_ocf_mngt_continue(vbdev, -ETIMEDOUT);
} else {
vbdev->mngt_ctx.poller_fn(vbdev);
}
}
return 0;
}
int
vbdev_ocf_mngt_start(struct vbdev_ocf *vbdev, vbdev_ocf_mngt_fn *path,
vbdev_ocf_mngt_callback cb, void *cb_arg)
@ -96,11 +79,6 @@ vbdev_ocf_mngt_start(struct vbdev_ocf *vbdev, vbdev_ocf_mngt_fn *path,
memset(&vbdev->mngt_ctx, 0, sizeof(vbdev->mngt_ctx));
vbdev->mngt_ctx.poller = spdk_poller_register(mngt_poll_fn, vbdev, 200);
if (vbdev->mngt_ctx.poller == NULL) {
return -ENOMEM;
}
vbdev->mngt_ctx.current_step = path;
vbdev->mngt_ctx.cb = cb;
vbdev->mngt_ctx.cb_arg = cb_arg;
@ -110,24 +88,6 @@ vbdev_ocf_mngt_start(struct vbdev_ocf *vbdev, vbdev_ocf_mngt_fn *path,
return 0;
}
static void
vbdev_ocf_mngt_poll_set_timeout(struct vbdev_ocf *vbdev, uint64_t millisec)
{
uint64_t ticks;
ticks = millisec * spdk_get_ticks_hz() / 1000;
vbdev->mngt_ctx.timeout_ts = spdk_get_ticks() + ticks;
}
void
vbdev_ocf_mngt_poll(struct vbdev_ocf *vbdev, vbdev_ocf_mngt_fn fn)
{
assert(vbdev->mngt_ctx.poller != NULL);
vbdev->mngt_ctx.poller_fn = fn;
vbdev_ocf_mngt_poll_set_timeout(vbdev, 5000);
}
void
vbdev_ocf_mngt_stop(struct vbdev_ocf *vbdev, vbdev_ocf_mngt_fn *rollback_path, int status)
{
@ -142,8 +102,6 @@ vbdev_ocf_mngt_stop(struct vbdev_ocf *vbdev, vbdev_ocf_mngt_fn *rollback_path, i
return;
}
spdk_poller_unregister(&vbdev->mngt_ctx.poller);
if (vbdev->mngt_ctx.cb) {
vbdev->mngt_ctx.cb(vbdev->mngt_ctx.status, vbdev, vbdev->mngt_ctx.cb_arg);
}
@ -161,7 +119,6 @@ vbdev_ocf_mngt_continue(struct vbdev_ocf *vbdev, int status)
assert((*vbdev->mngt_ctx.current_step) != NULL);
vbdev->mngt_ctx.status = status;
vbdev->mngt_ctx.poller_fn = NULL;
vbdev->mngt_ctx.current_step++;
if (*vbdev->mngt_ctx.current_step) {

2
module/bdev/ocf/vbdev_ocf.h
View File

@ -107,8 +107,6 @@ struct vbdev_ocf_mngt_ctx {
* It gets incremented on each step until it dereferences to NULL */
vbdev_ocf_mngt_fn *current_step;
/* Poller, registered once per whole management operation */
struct spdk_poller *poller;
/* Function that gets invoked by poller on each iteration */
vbdev_ocf_mngt_fn poller_fn;
/* Poller timeout time stamp - when the poller should stop with error */