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| author | Lukas Larsson <[email protected]> | 2011-11-14 12:24:37 +0100 |
|---|---|---|
| committer | Lukas Larsson <[email protected]> | 2011-12-01 14:10:03 +0100 |
| commit | 035279e92f9bb3f9601098f6a70ba6d398d6727f (patch) | |
| tree | c53c51edac097e97edf0d2e8fcbd794ef2ef1a58 /erts/emulator/drivers | |
| parent | 020e988424cf0d15ebab8de50638492defb6f2b5 (diff) | |
| download | otp-035279e92f9bb3f9601098f6a70ba6d398d6727f.tar.gz otp-035279e92f9bb3f9601098f6a70ba6d398d6727f.tar.bz2 otp-035279e92f9bb3f9601098f6a70ba6d398d6727f.zip | |
Make socket blocking if there are async threads
Diffstat (limited to 'erts/emulator/drivers')
| -rw-r--r-- | erts/emulator/drivers/common/efile_drv.c | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/erts/emulator/drivers/common/efile_drv.c b/erts/emulator/drivers/common/efile_drv.c index a318384479..70917119e2 100644 --- a/erts/emulator/drivers/common/efile_drv.c +++ b/erts/emulator/drivers/common/efile_drv.c @@ -99,7 +99,13 @@ # include "config.h" #endif #include <stdlib.h> + +// Need (NON)BLOCKING macros for sendfile +#ifndef WANT_NONBLOCKING +#define WANT_NONBLOCKING +#endif #include "sys.h" + #include "erl_driver.h" #include "erl_efile.h" #include "erl_threads.h" @@ -1728,12 +1734,14 @@ static void invoke_sendfile(void *data) result = efile_sendfile(&d->errInfo, fd, out_fd, &d->c.sendfile.offset, &nbytes); - /* printf("sendfile: result: %d, errno: %d, offset: %d, nbytes: %d\r\n", - result, errno, d->c.sendfile.offset,nbytes);*/ + //printf("sendfile: result: %d, errno: %d, offset: %d, nbytes: %d\r\n",result, errno, d->c.sendfile.offset,nbytes); d->c.sendfile.written += nbytes; if (result == 1) { - if (d->c.sendfile.nbytes == 0 && nbytes != 0) { + if (sys_info.async_threads != 0) { + printf("==> sendfile DONE written=%ld\r\n", d->c.sendfile.written); + d->result_ok = 0; + } else if (d->c.sendfile.nbytes == 0 && nbytes != 0) { d->result_ok = 1; } else if ((d->c.sendfile.nbytes - nbytes) != 0) { d->result_ok = 1; @@ -2189,14 +2197,20 @@ file_async_ready(ErlDrvData e, ErlDrvThreadData data) free_preadv(data); break; case FILE_SENDFILE: - //printf("efile_ready_async: sendfile (d->result_ok == %d)\r\n",d->result_ok); + printf("efile_ready_async: sendfile (d->result_ok == %d)\r\n",d->result_ok); if (d->result_ok == -1) { desc->sendfile_state = not_sending; reply_error(desc, &d->errInfo); + if (sys_info.async_threads != 0) { + SET_NONBLOCKING(d->c.sendfile.out_fd); + } free_sendfile(data); } else if (d->result_ok == 0) { desc->sendfile_state = not_sending; reply_Sint64(desc, d->c.sendfile.written); + if (sys_info.async_threads != 0) { + SET_NONBLOCKING(d->c.sendfile.out_fd); + } free_sendfile(data); } else if (d->result_ok == 1) { // If we are using select to send the rest of the data desc->sendfile_state = sending; @@ -3348,9 +3362,9 @@ file_outputv(ErlDrvData e, ErlIOVec *ev) { case FILE_SENDFILE: { - struct t_data *d; - Uint32 out_fd, offsetH, offsetL, nbytesH, nbytesL; - char flags; + struct t_data *d; + Uint32 out_fd, offsetH, offsetL, nbytesH, nbytesL; + char flags; /* DestFD:32, Offset:64, Bytes:64, ChunkSize:64, @@ -3406,6 +3420,10 @@ file_outputv(ErlDrvData e, ErlIOVec *ev) { /* Do HEADER TRAILER stuff by calculating pointer places, not by copying data! */ + if (sys_info.async_threads != 0) { + SET_BLOCKING(d->c.sendfile.out_fd); + } + cq_enq(desc, d); goto done; } /* case FILE_SENDFILE: */ |