Message ID | 20201005041932.99783-1-inga.stotland@intel.com |
---|---|
State | New |
Headers | show |
Series | [BlueZ] shared/timeout-ell: Fix timeout wrapper implementation | expand |
This is automated email and please do not reply to this email! Dear submitter, Thank you for submitting the patches to the linux bluetooth mailing list. This is a CI test results with your patch series: PW Link:https://patchwork.kernel.org/project/bluetooth/list/?series=359581 ---Test result--- ############################## Test: CheckPatch - PASS ############################## Test: CheckGitLint - PASS ############################## Test: CheckBuild - PASS ############################## Test: MakeCheck - PASS --- Regards, Linux Bluetooth
Hi Inga, On Mon, Oct 19, 2020 at 1:00 PM Stotland, Inga <inga.stotland@intel.com> wrote: > > Another ping > > On Fri, 2020-10-09 at 21:03 -0700, Inga Stotland wrote: > > Gentle ping > > On Sun, 2020-10-04 at 21:19 -0700, Inga Stotland wrote: > > This fixes the following issues: > > - Correct user data is passed around to l_timeout_create(): > > locally allocated timeout data is a valid "user data" to > > associate with a newly created timeout. Previously, user_data > > passed as an argument to timeout_add() was incorrectly used as > > an argument to l_timeout_create() > > - To maintain common API and work around the issue when the conversion > > of a pointer to an unsigned int truncates the initial value, a queue > > of active timeouts is maintained where pointer each l_timeout structure > > is associate with a unique id. This id is returned when timeout_create() > > API is called and can be subsequently used with timeout_remove(). > > --- > > src/shared/timeout-ell.c | 50 ++++++++++++++++++++++++++++++++++++---- > > 1 file changed, 45 insertions(+), 5 deletions(-) > > > diff --git a/src/shared/timeout-ell.c b/src/shared/timeout-ell.c > > index c2da387e2..023364069 100644 > > --- a/src/shared/timeout-ell.c > > +++ b/src/shared/timeout-ell.c > > @@ -12,13 +12,23 @@ > > > > #include "timeout.h" > > > > +static struct l_queue *timeout_q; > > + > > struct timeout_data { > > timeout_func_t func; > > timeout_destroy_func_t destroy; > > - unsigned int timeout; > > void *user_data; > > + unsigned int timeout; > > }; > > > > +static bool match_id(const void *a, const void *b) > > +{ > > + unsigned int to_id = L_PTR_TO_UINT(a); > > + unsigned int id = L_PTR_TO_UINT(b); > > + > > + return (to_id == id); > > +} > > + > > static void timeout_callback(struct l_timeout *timeout, void *user_data) > > { > > struct timeout_data *data = user_data; > > @@ -43,7 +53,12 @@ unsigned int timeout_add(unsigned int timeout, timeout_func_t func, > > void *user_data, timeout_destroy_func_t destroy) > > { > > struct timeout_data *data; > > - uint32_t id; > > + unsigned int id = 0; > > + struct l_timeout *to; > > + int tries = 0; > > + > > + if (!timeout_q) > > + timeout_q = l_queue_new(); > > > > data = l_new(struct timeout_data, 1); > > > > @@ -52,12 +67,37 @@ unsigned int timeout_add(unsigned int timeout, timeout_func_t func, > > data->user_data = user_data; > > data->timeout = timeout; > > > > - id = L_PTR_TO_UINT(l_timeout_create(timeout, timeout_callback, > > - user_data, timeout_destroy)); > > + while (id == 0 && tries < 3) { > > + to = l_timeout_create(timeout, timeout_callback, > > + data, timeout_destroy); > > + if (!to) > > + break; > > + > > + tries++; > > + id = L_PTR_TO_UINT(to); > > + > > + if (id == 0 || > > + l_queue_find(timeout_q, match_id, L_UINT_TO_PTR(id))) { > > + > > + l_timeout_remove(to); > > + continue; > > + } > > + > > + l_queue_push_tail(timeout_q, to); > > + } > > + > > + if (id == 0) > > + l_free(data); > > + > > return id; > > } > > > > void timeout_remove(unsigned int id) > > { > > - l_timeout_remove(L_UINT_TO_PTR(id)); > > + struct l_timeout *to; > > + > > + to = l_queue_remove_if(timeout_q, match_id, L_UINT_TO_PTR(id)); > > + > > + if (to) > > + l_timeout_remove(to); > > } Applied, thanks.
diff --git a/src/shared/timeout-ell.c b/src/shared/timeout-ell.c index c2da387e2..023364069 100644 --- a/src/shared/timeout-ell.c +++ b/src/shared/timeout-ell.c @@ -12,13 +12,23 @@ #include "timeout.h" +static struct l_queue *timeout_q; + struct timeout_data { timeout_func_t func; timeout_destroy_func_t destroy; - unsigned int timeout; void *user_data; + unsigned int timeout; }; +static bool match_id(const void *a, const void *b) +{ + unsigned int to_id = L_PTR_TO_UINT(a); + unsigned int id = L_PTR_TO_UINT(b); + + return (to_id == id); +} + static void timeout_callback(struct l_timeout *timeout, void *user_data) { struct timeout_data *data = user_data; @@ -43,7 +53,12 @@ unsigned int timeout_add(unsigned int timeout, timeout_func_t func, void *user_data, timeout_destroy_func_t destroy) { struct timeout_data *data; - uint32_t id; + unsigned int id = 0; + struct l_timeout *to; + int tries = 0; + + if (!timeout_q) + timeout_q = l_queue_new(); data = l_new(struct timeout_data, 1); @@ -52,12 +67,37 @@ unsigned int timeout_add(unsigned int timeout, timeout_func_t func, data->user_data = user_data; data->timeout = timeout; - id = L_PTR_TO_UINT(l_timeout_create(timeout, timeout_callback, - user_data, timeout_destroy)); + while (id == 0 && tries < 3) { + to = l_timeout_create(timeout, timeout_callback, + data, timeout_destroy); + if (!to) + break; + + tries++; + id = L_PTR_TO_UINT(to); + + if (id == 0 || + l_queue_find(timeout_q, match_id, L_UINT_TO_PTR(id))) { + + l_timeout_remove(to); + continue; + } + + l_queue_push_tail(timeout_q, to); + } + + if (id == 0) + l_free(data); + return id; } void timeout_remove(unsigned int id) { - l_timeout_remove(L_UINT_TO_PTR(id)); + struct l_timeout *to; + + to = l_queue_remove_if(timeout_q, match_id, L_UINT_TO_PTR(id)); + + if (to) + l_timeout_remove(to); }