Keno Fischer Keno
Keno
/ gist:eb3a40a9e63ba33c7d49b82a519c04f7
Created
June 25, 2022 01:07
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| /* -*- Mode: C; tab-width: 8; c-basic-offset: 2; indent-tabs-mode: nil; -*- */ | |
| #include "util.h" | |
| pid_t main_thread_tid = 0; | |
| int fds[2]; | |
| char zeros[8192]; | |
| void sigproc_and_hang(void) | |
| { |
Keno
/ gist:fc4b00960d3954649a42fd1b40f746bc
Created
April 8, 2022 21:58
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| ------------------------------------------ | |
| 7) rr:juli-21726 => rr-21725 | |
| ------------------------------------------ | |
| 7) | switch_mm_irqs_off() { | |
| 7) 1.624 us | load_new_mm_cr3(); | |
| 7) 8.897 us | } | |
| ------------------------------------------ | |
| 7) rr-21725 => rr:juli-21726 | |
| ------------------------------------------ |
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| define internal {} addrspace(10)* @japi1_vect_42283({} addrspace(10)** %0, i32 %1) #0 { | |
| top: | |
| %2 = sext i32 %1 to i64 | |
| %3 = load atomic {} addrspace(10)* ({} addrspace(10)*, i64)*, {} addrspace(10)* ({} addrspace(10)*, i64)** bitcast (void ()** @jlplt_ijl_alloc_array_1d_10294_got to {} addrspace(10)* ({} addrspace(10)*, i64)**) unordered, align 8 | |
| %4 = call {} addrspace(10)* %3({} addrspace(10)* null, i64 0) | |
| %5 = bitcast {} addrspace(10)** %0 to { {} addrspace(10)*, i64 } addrspace(10)** | |
| %6 = load { {} addrspace(10)*, i64 } addrspace(10)*, { {} addrspace(10)*, i64 } addrspace(10)** %5, align 8, !tbaa !0 | |
| %7 = bitcast {} addrspace(10)* %4 to { {} addrspace(10)*, i64 } addrspace(13)* addrspace(10)* | |
| %8 = addrspacecast { {} addrspace(10)*, i64 } addrspace(13)* addrspace(10)* %7 to { {} addrspace(10)*, i64 } addrspace(13)* addrspace(11)* | |
| %9 = load { {} addrspace(10)*, i64 } addrspace(13)*, { {} addrspace(10)*, i64 } addrspace(13)* addrspace(11)* %8, align 8, !tbaa !5 |
Keno
/ gist:a27add2aed10793b76d340639d0d5bd8
Created
March 30, 2022 02:26
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| target triple = "x86_64-unknown-linux-gnu" | |
| @SUM.CoreDOT.Tuple5334 = external dso_local global {}* | |
| @jlplt_ijl_alloc_array_1d_10294_got = external dso_local global void ()* | |
| @jl_sysimg_gvars = constant [15411 x i64*] [i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* undef, i64* |
Keno
/ gist:5587fbfe89bff96c863c8eeb1477defa
Last active
March 3, 2022 23:51
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| module TortureTest | |
| # Scalability parameters - set here to roughly match the real world usecase | |
| # though that use case does more work. | |
| const NFIELDS = 888 | |
| const NSET = 387 | |
| const NREPS = 40 | |
| using Random | |
| using Base.Meta |
Keno
/ nv-pci-rebar.patch
Created
January 9, 2022 00:22
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| --- nv-pci.c 2022-01-08 23:12:19.137095516 +0000 | |
| +++ /usr/src/nvidia-495.46/nvidia/nv-pci.c 2022-01-09 00:05:21.323360921 +0000 | |
| @@ -217,7 +217,78 @@ | |
| +#define NV_GPU_BAR1 1 | |
| +static int nv_resize_pcie_bars(struct pci_dev *pci_dev) { | |
| + struct pci_host_bridge *host; | |
| + u16 cmd; |
Keno
/ gist:3f093d62ea1ce0447066e4d891cdd6da
Created
December 28, 2021 19:31
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| diff --git a/programs/conhost/conhost.c b/programs/conhost/conhost.c | |
| index 78f6e345170..35e050abf27 100644 | |
| --- a/programs/conhost/conhost.c | |
| +++ b/programs/conhost/conhost.c | |
| @@ -1385,7 +1385,7 @@ static NTSTATUS read_console( struct console *console, unsigned int ioctl, size_ | |
| if (edit_line_grow( console, 1 )) console->edit_line.buf[0] = 0; | |
| console->pending_read = out_size; | |
| - return process_console_input( console ); | |
| + return STATUS_PENDING; |
Keno
/ gist:800d1f0ce542208e289ec27b7de3d8f7
Created
December 15, 2021 07:11
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| $ RR_LOG=all:debug ~/rr-build/bin/rr replay -g 3770 | |
| [GdbCommandHandler] registering command: elapsed-time | |
| [GdbCommandHandler] registering command: when | |
| [GdbCommandHandler] registering command: when-ticks | |
| [GdbCommandHandler] registering command: when-tid | |
| [GdbCommandHandler] registering command: rr-history-push | |
| [GdbCommandHandler] registering command: back | |
| [GdbCommandHandler] registering command: forward | |
| [GdbCommandHandler] registering command: checkpoint | |
| [GdbCommandHandler] registering command: delete checkpoint |
Keno
/ NeurIPS talk.pdf
Last active
December 26, 2021 00:54
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Keno
/ gist:00774c555fa5d77e40eefe744cc4489d
Created
October 16, 2021 07:45
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| """ | |
| circshift_gcdless!(arr::AbstractVector, shift) | |
| Circularly shift the array `arr` by the given `shift` amount. | |
| The algorithm used is the well-known GCD-less (aka implicit GCD) | |
| juggling algorithm (e.g. STL3 in [SHENE97]). | |
| [SHENE97] https://pages.mtu.edu/~shene/PUBLICATIONS/1997/Array-Rotation.pdf | |
| """ | |
| function circshift_gcdless!(arr::AbstractVector, shift::Integer) |