xen: Move xenstore_update to xen_pvdev.c
* xenstore_update -> xen_pvdev.c Signed-off-by: Emil Condrea <emilcondrea@gmail.com> Signed-off-by: Stefano Stabellini <sstabellini@kernel.org> Signed-off-by: Quan Xu <xuquan8@huawei.com> Acked-by: Anthony PERARD <anthony.perard@citrix.com>
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@ -556,8 +556,8 @@ static int xenstore_scan(const char *type, int dom, struct XenDevOps *ops)
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return 0;
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}
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static void xenstore_update_be(char *watch, char *type, int dom,
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struct XenDevOps *ops)
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void xenstore_update_be(char *watch, char *type, int dom,
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struct XenDevOps *ops)
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{
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struct XenDevice *xendev;
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char path[XEN_BUFSIZE], *bepath;
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@ -590,7 +590,7 @@ static void xenstore_update_be(char *watch, char *type, int dom,
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}
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}
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static void xenstore_update_fe(char *watch, struct XenDevice *xendev)
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void xenstore_update_fe(char *watch, struct XenDevice *xendev)
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{
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char *node;
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unsigned int len;
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@ -607,30 +607,6 @@ static void xenstore_update_fe(char *watch, struct XenDevice *xendev)
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xen_be_frontend_changed(xendev, node);
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xen_be_check_state(xendev);
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}
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static void xenstore_update(void *unused)
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{
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char **vec = NULL;
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intptr_t type, ops, ptr;
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unsigned int dom, count;
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vec = xs_read_watch(xenstore, &count);
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if (vec == NULL) {
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goto cleanup;
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}
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if (sscanf(vec[XS_WATCH_TOKEN], "be:%" PRIxPTR ":%d:%" PRIxPTR,
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&type, &dom, &ops) == 3) {
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xenstore_update_be(vec[XS_WATCH_PATH], (void *)type, dom, (void*)ops);
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}
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if (sscanf(vec[XS_WATCH_TOKEN], "fe:%" PRIxPTR, &ptr) == 1) {
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xenstore_update_fe(vec[XS_WATCH_PATH], (void *)ptr);
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}
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cleanup:
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free(vec);
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}
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static void xen_be_evtchn_event(void *opaque)
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{
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struct XenDevice *xendev = opaque;
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@ -95,6 +95,29 @@ int xenstore_read_uint64(const char *base, const char *node, uint64_t *uval)
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return rc;
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}
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void xenstore_update(void *unused)
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{
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char **vec = NULL;
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intptr_t type, ops, ptr;
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unsigned int dom, count;
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vec = xs_read_watch(xenstore, &count);
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if (vec == NULL) {
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goto cleanup;
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}
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if (sscanf(vec[XS_WATCH_TOKEN], "be:%" PRIxPTR ":%d:%" PRIxPTR,
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&type, &dom, &ops) == 3) {
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xenstore_update_be(vec[XS_WATCH_PATH], (void *)type, dom, (void*)ops);
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}
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if (sscanf(vec[XS_WATCH_TOKEN], "fe:%" PRIxPTR, &ptr) == 1) {
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xenstore_update_fe(vec[XS_WATCH_PATH], (void *)ptr);
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}
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cleanup:
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free(vec);
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}
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const char *xenbus_strstate(enum xenbus_state state)
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{
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static const char *const name[] = {
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@ -19,6 +19,9 @@ int xenstore_write_be_int(struct XenDevice *xendev, const char *node, int ival);
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int xenstore_write_be_int64(struct XenDevice *xendev, const char *node, int64_t ival);
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char *xenstore_read_be_str(struct XenDevice *xendev, const char *node);
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int xenstore_read_be_int(struct XenDevice *xendev, const char *node, int *ival);
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void xenstore_update_fe(char *watch, struct XenDevice *xendev);
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void xenstore_update_be(char *watch, char *type, int dom,
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struct XenDevOps *ops);
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char *xenstore_read_fe_str(struct XenDevice *xendev, const char *node);
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int xenstore_read_fe_int(struct XenDevice *xendev, const char *node, int *ival);
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int xenstore_read_fe_uint64(struct XenDevice *xendev, const char *node,
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@ -60,6 +60,7 @@ int xenstore_write_int64(const char *base, const char *node, int64_t ival);
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char *xenstore_read_str(const char *base, const char *node);
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int xenstore_read_int(const char *base, const char *node, int *ival);
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int xenstore_read_uint64(const char *base, const char *node, uint64_t *uval);
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void xenstore_update(void *unused);
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const char *xenbus_strstate(enum xenbus_state state);
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