shm.c: Replace stat64/fstat64/ftruncate64mmap64 with normal functions
These functions were needed when _FILE_OFFSET_BITS was not 64, using AC_SYS_LARGEFILE will detect it correctly and make the normal variants of these functions behave same as their *64 counterparts.
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@ -0,0 +1,68 @@
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From 851bbd5b963a7a5d95b8fe3102cf05972dc72655 Mon Sep 17 00:00:00 2001
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From: Khem Raj <raj.khem@gmail.com>
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Date: Thu, 15 Dec 2022 12:11:13 -0800
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Subject: [PATCH] shm.c: Replace stat64/fstat64/ftruncate64mmap64 with normal
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functions
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These functions were needed when _FILE_OFFSET_BITS was not 64, using
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AC_SYS_LARGEFILE will detect it correctly and make the normal variants
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of these functions behave same as their *64 counterparts.
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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Signed-off-by: buque <wuxu.wu@huawei.com>
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---
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shm.c | 10 +++++-----
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1 file changed, 5 insertions(+), 5 deletions(-)
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diff --git a/shm.c b/shm.c
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index 20537d9..5d0d1ab 100644
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--- a/shm.c
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+++ b/shm.c
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@@ -24,8 +24,8 @@
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#include <sys/mman.h>
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#include <sys/ipc.h>
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#include <sys/shm.h>
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-#include <sys/fcntl.h>
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#include <sys/stat.h>
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+#include <fcntl.h>
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#include <stdarg.h>
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#include <errno.h>
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#include <unistd.h>
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@@ -135,7 +135,7 @@ void attach_sysvshm(char *name, char *opt)
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/* Attach a shared memory file. */
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void attach_shared(char *name, char *opt)
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{
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- struct stat64 st;
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+ struct stat st;
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shmfd = open(name, O_RDWR);
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if (shmfd < 0) {
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@@ -146,14 +146,14 @@ void attach_shared(char *name, char *opt)
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if (shmfd < 0)
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nerror("cannot create file %s", name);
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}
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- if (fstat64(shmfd, &st) < 0)
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+ if (fstat(shmfd, &st) < 0)
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err("shm stat");
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/* the file size must be larger than mmap shmlen + shmoffset, otherwise SIGBUS
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* will be caused when we access memory, because mmaped memory is no longer in
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* the range of the file laster.
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*/
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if ((shmlen + shmoffset) > st.st_size) {
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- if (ftruncate64(shmfd, shmlen + shmoffset) < 0) {
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+ if (ftruncate(shmfd, shmlen + shmoffset) < 0) {
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/* XXX: we could do it by hand, but it would it
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would be impossible to apply policy then.
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need to fix that in the kernel. */
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@@ -168,7 +168,7 @@ void attach_shared(char *name, char *opt)
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/* RED-PEN For shmlen > address space may need to map in pieces.
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Left for some poor 32bit soul. */
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- shmptr = mmap64(NULL, shmlen, PROT_READ | PROT_WRITE, MAP_SHARED, shmfd, shmoffset);
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+ shmptr = mmap(NULL, shmlen, PROT_READ | PROT_WRITE, MAP_SHARED, shmfd, shmoffset);
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if (shmptr == (char*)-1)
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err("shm mmap");
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}
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--
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2.33.0
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@ -1,6 +1,6 @@
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Name: numactl
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Version: 2.0.16
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Release: 5
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Release: 6
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Summary: Library for tuning for Non Uniform Memory Access machines
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License: GPLv2
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URL: https://github.com/numactl/numactl
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@ -13,6 +13,7 @@ Patch0003: 0003-numactl-numactl-length-xxx-shm-xxx-px-doesn-t-work.patch
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Patch0004: 0004-fix-wrong-nodemask_sz-when-CONFIG_NODES_SHIFT-is-les.patch
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Patch0005: 0005-numactl.c-Remove-unused-variable.patch
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Patch0006: 0006-numactl.c-Fix-merging-of-neighboring-pages-policies-.patch
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Patch0007: 0007-shm.c-Replace-stat64-fstat64-ftruncate64mmap64-with-.patch
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%description
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Simple NUMA policy support. It consists of a numactl program to run other
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@ -81,6 +82,9 @@ LD_LIBRARY_PATH=$(pwd)/.libs make check
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%{_mandir}/man3/*.3*
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%changelog
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* Tue Jun 20 2023 wuxu <wuxu.wu@huawei.com> - 2.0.16-6
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- shm.c: Replace stat64/fstat64/ftruncate64mmap64 with normal functions
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* Mon Jun 19 2023 wuxu <wuxu.wu@huawei.com> - 2.0.16-5
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- numactl.c: Fix merging of neighboring pages' policies in dump_shm and remove unused variable
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