Searched refs:buftail (Results 1 – 4 of 4) sorted by relevance
| /linux-4.1.27/arch/arm/oprofile/ |
| D | common.c | 88 struct frame_tail buftail[2]; in user_backtrace() local
91 if (!access_ok(VERIFY_READ, tail, sizeof(buftail))) in user_backtrace()
93 if (__copy_from_user_inatomic(buftail, tail, sizeof(buftail))) in user_backtrace()
96 oprofile_add_trace(buftail[0].lr); in user_backtrace()
100 if (tail + 1 >= buftail[0].fp) in user_backtrace()
103 return buftail[0].fp-1; in user_backtrace()
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| /linux-4.1.27/arch/arm/kernel/ |
| D | perf_callchain.c | 36 struct frame_tail buftail; in user_backtrace() local
39 if (!access_ok(VERIFY_READ, tail, sizeof(buftail))) in user_backtrace()
43 err = __copy_from_user_inatomic(&buftail, tail, sizeof(buftail)); in user_backtrace()
49 perf_callchain_store(entry, buftail.lr); in user_backtrace()
55 if (tail + 1 >= buftail.fp) in user_backtrace()
58 return buftail.fp - 1; in user_backtrace()
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| /linux-4.1.27/arch/arm64/kernel/ |
| D | perf_event.c | 1430 struct frame_tail buftail; in user_backtrace() local
1434 if (!access_ok(VERIFY_READ, tail, sizeof(buftail))) in user_backtrace()
1438 err = __copy_from_user_inatomic(&buftail, tail, sizeof(buftail)); in user_backtrace()
1444 perf_callchain_store(entry, buftail.lr); in user_backtrace()
1450 if (tail >= buftail.fp) in user_backtrace()
1453 return buftail.fp; in user_backtrace()
1475 struct compat_frame_tail buftail; in compat_user_backtrace() local
1479 if (!access_ok(VERIFY_READ, tail, sizeof(buftail))) in compat_user_backtrace()
1483 err = __copy_from_user_inatomic(&buftail, tail, sizeof(buftail)); in compat_user_backtrace()
1489 perf_callchain_store(entry, buftail.lr); in compat_user_backtrace()
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| /linux-4.1.27/drivers/usb/gadget/udc/ |
| D | gr_udc.c | 329 char *buftail = ((char *)req->req.buf + req->evenlen); in gr_finish_request() local
331 memcpy(buftail, ep->tailbuf, req->oddlen); in gr_finish_request()
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