Searched refs:buftail (Results 1 – 4 of 4) sorted by relevance
| /Linux-v4.19/arch/arm64/kernel/ |
| D | perf_callchain.c | 36 struct frame_tail buftail; in user_backtrace() local
40 if (!access_ok(VERIFY_READ, tail, sizeof(buftail))) in user_backtrace()
44 err = __copy_from_user_inatomic(&buftail, tail, sizeof(buftail)); in user_backtrace()
50 perf_callchain_store(entry, buftail.lr); in user_backtrace()
56 if (tail >= buftail.fp) in user_backtrace()
59 return buftail.fp; in user_backtrace()
81 struct compat_frame_tail buftail; in compat_user_backtrace() local
85 if (!access_ok(VERIFY_READ, tail, sizeof(buftail))) in compat_user_backtrace()
89 err = __copy_from_user_inatomic(&buftail, tail, sizeof(buftail)); in compat_user_backtrace()
95 perf_callchain_store(entry, buftail.lr); in compat_user_backtrace()
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| /Linux-v4.19/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-v4.19/arch/arm/kernel/ |
| D | perf_callchain.c | 37 struct frame_tail buftail; in user_backtrace() local
40 if (!access_ok(VERIFY_READ, tail, sizeof(buftail))) in user_backtrace()
44 err = __copy_from_user_inatomic(&buftail, tail, sizeof(buftail)); in user_backtrace()
50 perf_callchain_store(entry, buftail.lr); in user_backtrace()
56 if (tail + 1 >= buftail.fp) in user_backtrace()
59 return buftail.fp - 1; in user_backtrace()
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| /Linux-v4.19/drivers/usb/gadget/udc/ |
| D | gr_udc.c | 308 char *buftail = ((char *)req->req.buf + req->evenlen); in gr_finish_request() local
310 memcpy(buftail, ep->tailbuf, req->oddlen); in gr_finish_request()
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