Date: Mon, 28 Dec 2015 02:01:41 +0000 (UTC) From: Garrett Cooper <ngie@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r292816 - head/tests/sys/aio Message-ID: <201512280201.tBS21fZO094145@repo.freebsd.org>
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Author: ngie Date: Mon Dec 28 02:01:41 2015 New Revision: 292816 URL: https://svnweb.freebsd.org/changeset/base/292816 Log: Place cancel and error under #ifdef DEBUG to mute -Wunused-but-set-variable warnings reported by gcc 4.9 Remove some trailing whitespace as well Tested with and without -DDEBUG MFC after: 1 week Sponsored by: EMC / Isilon Storage Division Modified: head/tests/sys/aio/aio_kqueue_test.c Modified: head/tests/sys/aio/aio_kqueue_test.c ============================================================================== --- head/tests/sys/aio/aio_kqueue_test.c Mon Dec 28 01:51:20 2015 (r292815) +++ head/tests/sys/aio/aio_kqueue_test.c Mon Dec 28 02:01:41 2015 (r292816) @@ -62,7 +62,10 @@ main (int argc, char *argv[]) struct kevent ke, kq_returned; struct timespec ts; char buffer[32768]; - int cancel, error, failed = 0, fd, kq, pending, result, run; +#ifdef DEBUG + int cancel, error; +#endif + int failed = 0, fd, kq, pending, result, run; int tmp_file = 0; unsigned i, j; @@ -96,19 +99,19 @@ main (int argc, char *argv[]) if (iocb[i] == NULL) err(1, "calloc"); } - - pending = 0; + + pending = 0; for (i = 0; i < nitems(iocb); i++) { pending++; iocb[i]->aio_nbytes = sizeof(buffer); iocb[i]->aio_buf = buffer; iocb[i]->aio_fildes = fd; iocb[i]->aio_offset = iocb[i]->aio_nbytes * i * run; - + iocb[i]->aio_sigevent.sigev_notify_kqueue = kq; iocb[i]->aio_sigevent.sigev_value.sival_ptr = iocb[i]; iocb[i]->aio_sigevent.sigev_notify = SIGEV_KEVENT; - + result = aio_write(iocb[i]); if (result != 0) { perror("aio_write"); @@ -133,7 +136,9 @@ main (int argc, char *argv[]) } } } +#ifdef DEBUG cancel = nitems(iocb) - pending; +#endif i = 0; while (pending) { @@ -144,34 +149,36 @@ main (int argc, char *argv[]) bzero(&kq_returned, sizeof(ke)); ts.tv_sec = 0; ts.tv_nsec = 1; - result = kevent(kq, NULL, 0, + result = kevent(kq, NULL, 0, &kq_returned, 1, &ts); +#ifdef DEBUG error = errno; +#endif if (result < 0) perror("kevent error: "); kq_iocb = kq_returned.udata; #ifdef DEBUG printf("kevent %d %d errno %d return.ident %p " - "return.data %p return.udata %p %p\n", - i, result, error, - kq_returned.ident, kq_returned.data, - kq_returned.udata, + "return.data %p return.udata %p %p\n", + i, result, error, + kq_returned.ident, kq_returned.data, + kq_returned.udata, kq_iocb); #endif - + if (kq_iocb) break; #ifdef DEBUG printf("Try again left %d out of %d %d\n", pending, nitems(iocb), cancel); #endif - } - + } + for (j = 0; j < nitems(iocb) && iocb[j] != kq_iocb; j++) ; #ifdef DEBUG printf("kq_iocb %p\n", kq_iocb); - + printf("Error Result for %d is %d pending %d\n", j, result, pending); #endif @@ -192,7 +199,7 @@ main (int argc, char *argv[]) iocb[j] = NULL; pending--; i++; - } + } for (i = 0; i < nitems(iocb); i++) free(iocb[i]);
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