Cross Reference: /illumos-gate/usr/src/uts/common/syscall/rw.c

Lines Matching refs:count
66  *		EOVERFLOW if count is non-zero and if size of file
75 read(int fdes, void *cbuf, size_t count)
88 	if ((cnt = (ssize_t)count) < 0)
168 	 * Only use bypass caches when the count is large enough
211 write(int fdes, void *cbuf, size_t count)
224 	if ((cnt = (ssize_t)count) < 0)
337 pread(int fdes, void *cbuf, size_t count, off_t offset)
356 	if ((bcount = (ssize_t)count) < 0)
477 pwrite(int fdes, void *cbuf, size_t count, off_t offset)
496 	if ((bcount = (ssize_t)count) < 0)
542 		if (fileoff + count > maxoff)
627 	ssize_t count, bcount;
664 	count = 0;
667 		count += iovlen;
668 		if (iovlen < 0 || count < 0)
678 	if (vp->v_type == VREG && count == 0) {
696 		if (nbl_conflict(vp, NBL_READ, fp->f_offset, count, svmand,
719 			count = 0;
727 	if ((vp->v_type == VREG) && (fileoff + count > OFFSET_MAX(fp))) {
728 		count = (ssize_t)(OFFSET_MAX(fp) - fileoff);
733 	auio.uio_resid = bcount = count;
749 	count -= auio.uio_resid;
753 	CPU_STATS_ADDQ(cp, sys, readch, (ulong_t)count);
755 	ttolwp(curthread)->lwp_ru.ioch += (ulong_t)count;
758 		fp->f_offset = count;
765 	if (error == EINTR && count != 0)
773 	return (count);
785 	ssize_t count, bcount;
822 	count = 0;
825 		count += iovlen;
826 		if (iovlen < 0 || count < 0)
836 	if (vp->v_type == VREG && count == 0) {
854 		if (nbl_conflict(vp, NBL_WRITE, fp->f_offset, count, svmand,
884 		if (fileoff + count > OFFSET_MAX(fp))
885 			count = (ssize_t)(OFFSET_MAX(fp) - fileoff);
890 	auio.uio_resid = bcount = count;
899 	count -= auio.uio_resid;
903 	CPU_STATS_ADDQ(cp, sys, writech, (ulong_t)count);
905 	ttolwp(curthread)->lwp_ru.ioch += (ulong_t)count;
908 		fp->f_offset = count;
914 	if (error == EINTR && count != 0)
922 	return (count);
935 	ssize_t count, bcount;
986 	count = 0;
989 		count += iovlen;
990 		if (iovlen < 0 || count < 0)
994 	if ((bcount = (ssize_t)count) < 0)
1036 		if (nbl_conflict(vp, NBL_WRITE, fileoff, count, svmand,
1060 			count = 0;
1069 	    (fileoff + count > OFFSET_MAX(fp))) {
1070 		count = (ssize_t)(OFFSET_MAX(fp) - fileoff);
1075 	auio.uio_resid = bcount = count;
1086 	count -= auio.uio_resid;
1090 	CPU_STATS_ADDQ(cp, sys, readch, (ulong_t)count);
1092 	ttolwp(curthread)->lwp_ru.ioch += (ulong_t)count;
1096 	if (error == EINTR && count != 0)
1104 	return (count);
1117 	ssize_t count, bcount;
1168 	count = 0;
1171 		count += iovlen;
1172 		if (iovlen < 0 || count < 0)
1176 	if ((bcount = (ssize_t)count) < 0)
1248 		if (nbl_conflict(vp, NBL_WRITE, fileoff, count, svmand,
1281 		if (fileoff + count > OFFSET_MAX(fp))
1282 			count = (ssize_t)(OFFSET_MAX(fp) - fileoff);
1288 	auio.uio_resid = bcount = count;
1295 	count -= auio.uio_resid;
1299 	CPU_STATS_ADDQ(cp, sys, writech, (ulong_t)count);
1301 	ttolwp(curthread)->lwp_ru.ioch += (ulong_t)count;
1305 	if (error == EINTR && count != 0)
1313 	return (count);
1322 pread64(int fdes, void *cbuf, size32_t count, uint32_t offset_1,
1342 	if ((bcount = (ssize_t)count) < 0 || bcount > INT32_MAX)
1445 pwrite64(int fdes, void *cbuf, size32_t count, uint32_t offset_1,
1465 	if ((bcount = (ssize_t)count) < 0 || bcount > INT32_MAX)
1575  * A number of xxx32 system calls take a len (or count) argument and
1583  * The cast of len (or count) to ssize32_t is needed to ensure we pass
1593 read32(int32_t fdes, caddr32_t cbuf, size32_t count)
1596 	    (void *)(uintptr_t)cbuf, (ssize32_t)count));
1600 write32(int32_t fdes, caddr32_t cbuf, size32_t count)
1603 	    (void *)(uintptr_t)cbuf, (ssize32_t)count));
1607 pread32(int32_t fdes, caddr32_t cbuf, size32_t count, off32_t offset)
1610 	    (void *)(uintptr_t)cbuf, (ssize32_t)count,
1615 pwrite32(int32_t fdes, caddr32_t cbuf, size32_t count, off32_t offset)
1618 	    (void *)(uintptr_t)cbuf, (ssize32_t)count,