diff options
Diffstat (limited to 'src/core/iomgr/pollset_posix.h')
| -rw-r--r-- | src/core/iomgr/pollset_posix.h | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/src/core/iomgr/pollset_posix.h b/src/core/iomgr/pollset_posix.h index 088ec910c2..ba3d638d41 100644 --- a/src/core/iomgr/pollset_posix.h +++ b/src/core/iomgr/pollset_posix.h @@ -36,7 +36,7 @@ #include <grpc/support/sync.h> -#include "src/core/iomgr/pollset_kick.h" +#include "src/core/iomgr/pollset_kick_posix.h" typedef struct grpc_pollset_vtable grpc_pollset_vtable; @@ -52,11 +52,11 @@ typedef struct grpc_pollset { few fds, and an epoll() based implementation for many fds */ const grpc_pollset_vtable *vtable; gpr_mu mu; - gpr_cv cv; grpc_pollset_kick_state kick_state; int counter; int in_flight_cbs; int shutting_down; + int called_shutdown; void (*shutdown_done_cb)(void *arg); void *shutdown_done_arg; union { @@ -71,11 +71,11 @@ struct grpc_pollset_vtable { int (*maybe_work)(grpc_pollset *pollset, gpr_timespec deadline, gpr_timespec now, int allow_synchronous_callback); void (*kick)(grpc_pollset *pollset); + void (*finish_shutdown)(grpc_pollset *pollset); void (*destroy)(grpc_pollset *pollset); }; #define GRPC_POLLSET_MU(pollset) (&(pollset)->mu) -#define GRPC_POLLSET_CV(pollset) (&(pollset)->cv) /* Add an fd to a pollset */ void grpc_pollset_add_fd(grpc_pollset *pollset, struct grpc_fd *fd); @@ -94,11 +94,14 @@ int grpc_kick_read_fd(grpc_pollset *p); /* Call after polling has been kicked to leave the kicked state */ void grpc_kick_drain(grpc_pollset *p); -/* All fds get added to a backup pollset to ensure that progress is made - regardless of applications listening to events. Relying on this is slow - however (the backup pollset only listens every 100ms or so) - so it's not - to be relied on. */ -grpc_pollset *grpc_backup_pollset(void); +/* Convert a timespec to milliseconds: + - very small or negative poll times are clamped to zero to do a + non-blocking poll (which becomes spin polling) + - other small values are rounded up to one millisecond + - longer than a millisecond polls are rounded up to the next nearest + millisecond to avoid spinning + - infinite timeouts are converted to -1 */ +int grpc_poll_deadline_to_millis_timeout(gpr_timespec deadline, gpr_timespec now); /* turn a pollset into a multipoller: platform specific */ typedef void (*grpc_platform_become_multipoller_type)(grpc_pollset *pollset, |