diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-12-01 15:34:45 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-12-01 15:34:45 +0100 |
| commit | ce954689dc2a5fd096b9ee92bfa894ea9d51cbda (patch) | |
| tree | bc6fb6d8c17ce500c5384065566efd324787711e | |
| parent | 5fe6e331a7d83dfc1cde0d1bc64f8e95c3b59bd9 (diff) | |
| download | patches-ce954689dc2a5fd096b9ee92bfa894ea9d51cbda.tar.gz | |
| -rw-r--r-- | 0001-readfile-implement-readfile-syscall.patch | 11 | ||||
| -rw-r--r-- | 0002-arch-wire-up-the-readfile-syscall.patch | 211 | ||||
| -rw-r--r-- | 0003-selftests-add-readfile-2-selftests.patch | 38 | ||||
| -rw-r--r-- | 0004-readfile.2-new-page-describing-readfile-2.patch | 10 |
4 files changed, 168 insertions, 102 deletions
diff --git a/0001-readfile-implement-readfile-syscall.patch b/0001-readfile-implement-readfile-syscall.patch index 4e3047d897ddbc..e5822f83eca4f1 100644 --- a/0001-readfile-implement-readfile-syscall.patch +++ b/0001-readfile-implement-readfile-syscall.patch @@ -1,4 +1,4 @@ -From 0ebe2101d6920e27137ac6706bf97803f78ce415 Mon Sep 17 00:00:00 2001 +From 418a5f09e91ec5b67c1bd746f577e79ae2544cd1 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Date: Sun, 24 May 2020 12:37:15 +0200 Subject: [PATCH 1/4] readfile: implement readfile syscall @@ -15,12 +15,14 @@ overhead. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- - fs/open.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ + fs/open.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) +diff --git a/fs/open.c b/fs/open.c +index 3d64372ecc67..80e3284bd429 100644 --- a/fs/open.c +++ b/fs/open.c -@@ -1653,3 +1653,53 @@ int stream_open(struct inode *inode, str +@@ -1661,3 +1661,53 @@ int stream_open(struct inode *inode, struct file *filp) } EXPORT_SYMBOL(stream_open); @@ -74,3 +76,6 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> + + return retval; +} +-- +2.52.0 + diff --git a/0002-arch-wire-up-the-readfile-syscall.patch b/0002-arch-wire-up-the-readfile-syscall.patch index c8a78c94d3733a..690704f636f386 100644 --- a/0002-arch-wire-up-the-readfile-syscall.patch +++ b/0002-arch-wire-up-the-readfile-syscall.patch @@ -1,4 +1,4 @@ -From b1c4dc1ba255fb1eac6f11532bdb8d41173624df Mon Sep 17 00:00:00 2001 +From 2769ff130aa11ba1b9194fe4b9c06d0ae5f8dfda Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Date: Wed, 10 Aug 2022 13:07:37 +0200 Subject: [PATCH 2/4] arch: wire up the readfile syscall @@ -7,138 +7,168 @@ This wires up the readfile syscall for all architectures Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- - arch/alpha/kernel/syscalls/syscall.tbl | 2 ++ - arch/arm/tools/syscall.tbl | 1 + - arch/m68k/kernel/syscalls/syscall.tbl | 1 + - arch/microblaze/kernel/syscalls/syscall.tbl | 1 + - arch/mips/kernel/syscalls/syscall_n32.tbl | 2 ++ - arch/mips/kernel/syscalls/syscall_n64.tbl | 1 + - arch/mips/kernel/syscalls/syscall_o32.tbl | 1 + - arch/parisc/kernel/syscalls/syscall.tbl | 1 + - arch/powerpc/kernel/syscalls/syscall.tbl | 1 + - arch/s390/kernel/syscalls/syscall.tbl | 1 + - arch/sh/kernel/syscalls/syscall.tbl | 1 + - arch/sparc/kernel/syscalls/syscall.tbl | 1 + - arch/x86/entry/syscalls/syscall_32.tbl | 1 + - arch/x86/entry/syscalls/syscall_64.tbl | 1 + - arch/xtensa/kernel/syscalls/syscall.tbl | 1 + - include/linux/syscalls.h | 2 ++ - include/uapi/asm-generic/unistd.h | 5 ++++- - 17 files changed, 23 insertions(+), 1 deletion(-) + arch/alpha/kernel/syscalls/syscall.tbl | 1 + + arch/arm/tools/syscall.tbl | 1 + + arch/m68k/kernel/syscalls/syscall.tbl | 1 + + arch/microblaze/kernel/syscalls/syscall.tbl | 1 + + arch/mips/kernel/syscalls/syscall_n32.tbl | 1 + + arch/mips/kernel/syscalls/syscall_n64.tbl | 1 + + arch/mips/kernel/syscalls/syscall_o32.tbl | 1 + + arch/parisc/kernel/syscalls/syscall.tbl | 1 + + arch/powerpc/kernel/syscalls/syscall.tbl | 1 + + arch/s390/kernel/syscalls/syscall.tbl | 1 + + arch/sh/kernel/syscalls/syscall.tbl | 1 + + arch/sparc/kernel/syscalls/syscall.tbl | 1 + + arch/x86/entry/syscalls/syscall_32.tbl | 1 + + arch/x86/entry/syscalls/syscall_64.tbl | 1 + + arch/xtensa/kernel/syscalls/syscall.tbl | 1 + + include/linux/syscalls.h | 2 ++ + include/uapi/asm-generic/unistd.h | 5 ++++- + 17 files changed, 21 insertions(+), 1 deletion(-) +diff --git a/arch/alpha/kernel/syscalls/syscall.tbl b/arch/alpha/kernel/syscalls/syscall.tbl +index 16dca28ebf17..21282c0546eb 100644 --- a/arch/alpha/kernel/syscalls/syscall.tbl +++ b/arch/alpha/kernel/syscalls/syscall.tbl -@@ -507,3 +507,5 @@ - 575 common listxattrat sys_listxattrat - 576 common removexattrat sys_removexattrat +@@ -509,3 +509,4 @@ 577 common open_tree_attr sys_open_tree_attr -+578 common readfile sys_readfile -+ + 578 common file_getattr sys_file_getattr + 579 common file_setattr sys_file_setattr ++580 common readfile sys_readfile +diff --git a/arch/arm/tools/syscall.tbl b/arch/arm/tools/syscall.tbl +index b07e699aaa3c..a7a158155655 100644 --- a/arch/arm/tools/syscall.tbl +++ b/arch/arm/tools/syscall.tbl -@@ -482,3 +482,4 @@ - 465 common listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat +@@ -484,3 +484,4 @@ 467 common open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile + 468 common file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr ++470 common readfile sys_readfile +diff --git a/arch/m68k/kernel/syscalls/syscall.tbl b/arch/m68k/kernel/syscalls/syscall.tbl +index f41d38dfbf13..c91c6846c619 100644 --- a/arch/m68k/kernel/syscalls/syscall.tbl +++ b/arch/m68k/kernel/syscalls/syscall.tbl -@@ -467,3 +467,4 @@ - 465 common listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat +@@ -469,3 +469,4 @@ 467 common open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile + 468 common file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr ++470 common readfile sys_readfile +diff --git a/arch/microblaze/kernel/syscalls/syscall.tbl b/arch/microblaze/kernel/syscalls/syscall.tbl +index 580af574fe73..d4fb48f497c5 100644 --- a/arch/microblaze/kernel/syscalls/syscall.tbl +++ b/arch/microblaze/kernel/syscalls/syscall.tbl -@@ -473,3 +473,4 @@ - 465 common listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat +@@ -475,3 +475,4 @@ 467 common open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile + 468 common file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr ++470 common readfile sys_readfile +diff --git a/arch/mips/kernel/syscalls/syscall_n32.tbl b/arch/mips/kernel/syscalls/syscall_n32.tbl +index d824ffe9a014..7749bc101906 100644 --- a/arch/mips/kernel/syscalls/syscall_n32.tbl +++ b/arch/mips/kernel/syscalls/syscall_n32.tbl -@@ -406,3 +406,5 @@ - 465 n32 listxattrat sys_listxattrat - 466 n32 removexattrat sys_removexattrat +@@ -408,3 +408,4 @@ 467 n32 open_tree_attr sys_open_tree_attr -+468 n32 readfile sys_readfile -+ + 468 n32 file_getattr sys_file_getattr + 469 n32 file_setattr sys_file_setattr ++470 n32 readfile sys_readfile +diff --git a/arch/mips/kernel/syscalls/syscall_n64.tbl b/arch/mips/kernel/syscalls/syscall_n64.tbl +index 7a7049c2c307..6f7cf70c6b96 100644 --- a/arch/mips/kernel/syscalls/syscall_n64.tbl +++ b/arch/mips/kernel/syscalls/syscall_n64.tbl -@@ -382,3 +382,4 @@ - 465 n64 listxattrat sys_listxattrat - 466 n64 removexattrat sys_removexattrat +@@ -384,3 +384,4 @@ 467 n64 open_tree_attr sys_open_tree_attr -+468 n64 readfile sys_readfile + 468 n64 file_getattr sys_file_getattr + 469 n64 file_setattr sys_file_setattr ++470 n64 readfile sys_readfile +diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl +index d330274f0601..fae6f31ff78c 100644 --- a/arch/mips/kernel/syscalls/syscall_o32.tbl +++ b/arch/mips/kernel/syscalls/syscall_o32.tbl -@@ -455,3 +455,4 @@ - 465 o32 listxattrat sys_listxattrat - 466 o32 removexattrat sys_removexattrat +@@ -457,3 +457,4 @@ 467 o32 open_tree_attr sys_open_tree_attr -+468 o32 readfile sys_readfile + 468 o32 file_getattr sys_file_getattr + 469 o32 file_setattr sys_file_setattr ++470 o32 readfile sys_readfile +diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl +index 88a788a7b18d..ddae31f635ed 100644 --- a/arch/parisc/kernel/syscalls/syscall.tbl +++ b/arch/parisc/kernel/syscalls/syscall.tbl -@@ -466,3 +466,4 @@ - 465 common listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat +@@ -468,3 +468,4 @@ 467 common open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile + 468 common file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr ++470 common readfile sys_readfile +diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl +index b453e80dfc00..be0389c42004 100644 --- a/arch/powerpc/kernel/syscalls/syscall.tbl +++ b/arch/powerpc/kernel/syscalls/syscall.tbl -@@ -558,3 +558,4 @@ - 465 common listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat +@@ -560,3 +560,4 @@ 467 common open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile + 468 common file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr ++470 common readfile sys_readfile +diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl +index 8a6744d658db..fe5306fd920a 100644 --- a/arch/s390/kernel/syscalls/syscall.tbl +++ b/arch/s390/kernel/syscalls/syscall.tbl -@@ -470,3 +470,4 @@ - 465 common listxattrat sys_listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat sys_removexattrat +@@ -472,3 +472,4 @@ 467 common open_tree_attr sys_open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile sys_readfile + 468 common file_getattr sys_file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr sys_file_setattr ++470 common readfile sys_readfile sys_readfile +diff --git a/arch/sh/kernel/syscalls/syscall.tbl b/arch/sh/kernel/syscalls/syscall.tbl +index 5e9c9eff5539..7a1eda4ff9b7 100644 --- a/arch/sh/kernel/syscalls/syscall.tbl +++ b/arch/sh/kernel/syscalls/syscall.tbl -@@ -471,3 +471,4 @@ - 465 common listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat +@@ -473,3 +473,4 @@ 467 common open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile + 468 common file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr ++470 common readfile sys_readfile +diff --git a/arch/sparc/kernel/syscalls/syscall.tbl b/arch/sparc/kernel/syscalls/syscall.tbl +index ebb7d06d1044..b4b7d7d31072 100644 --- a/arch/sparc/kernel/syscalls/syscall.tbl +++ b/arch/sparc/kernel/syscalls/syscall.tbl -@@ -513,3 +513,4 @@ - 465 common listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat +@@ -515,3 +515,4 @@ 467 common open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile + 468 common file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr ++470 common readfile sys_readfile +diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl +index 4877e16da69a..54fadd106f39 100644 --- a/arch/x86/entry/syscalls/syscall_32.tbl +++ b/arch/x86/entry/syscalls/syscall_32.tbl -@@ -473,3 +473,4 @@ - 465 i386 listxattrat sys_listxattrat - 466 i386 removexattrat sys_removexattrat +@@ -475,3 +475,4 @@ 467 i386 open_tree_attr sys_open_tree_attr -+468 i386 readfile sys_readfile + 468 i386 file_getattr sys_file_getattr + 469 i386 file_setattr sys_file_setattr ++470 i386 readfile sys_readfile +diff --git a/arch/x86/entry/syscalls/syscall_64.tbl b/arch/x86/entry/syscalls/syscall_64.tbl +index ced2a1deecd7..a724926aa60c 100644 --- a/arch/x86/entry/syscalls/syscall_64.tbl +++ b/arch/x86/entry/syscalls/syscall_64.tbl -@@ -391,6 +391,7 @@ - 465 common listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat +@@ -394,6 +394,7 @@ 467 common open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile + 468 common file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr ++470 common readfile sys_readfile # # Due to a historical design error, certain syscalls are numbered differently +diff --git a/arch/xtensa/kernel/syscalls/syscall.tbl b/arch/xtensa/kernel/syscalls/syscall.tbl +index 374e4cb788d8..8366c5885f16 100644 --- a/arch/xtensa/kernel/syscalls/syscall.tbl +++ b/arch/xtensa/kernel/syscalls/syscall.tbl -@@ -438,3 +438,4 @@ - 465 common listxattrat sys_listxattrat - 466 common removexattrat sys_removexattrat +@@ -440,3 +440,4 @@ 467 common open_tree_attr sys_open_tree_attr -+468 common readfile sys_readfile + 468 common file_getattr sys_file_getattr + 469 common file_setattr sys_file_setattr ++470 common readfile sys_readfile +diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h +index 66c06fcdfe19..8bb49fd00569 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h -@@ -988,6 +988,8 @@ asmlinkage long sys_lsm_get_self_attr(un +@@ -995,6 +995,8 @@ asmlinkage long sys_lsm_get_self_attr(unsigned int attr, struct lsm_ctx __user * asmlinkage long sys_lsm_set_self_attr(unsigned int attr, struct lsm_ctx __user *ctx, u32 size, u32 flags); asmlinkage long sys_lsm_list_modules(u64 __user *ids, u32 __user *size, u32 flags); @@ -147,18 +177,23 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> /* * Architecture-specific system calls +diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h +index 04e0077fb4c9..7f0f7c3e30d7 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h -@@ -852,8 +852,11 @@ __SYSCALL(__NR_removexattrat, sys_remove - #define __NR_open_tree_attr 467 - __SYSCALL(__NR_open_tree_attr, sys_open_tree_attr) +@@ -858,8 +858,11 @@ __SYSCALL(__NR_file_getattr, sys_file_getattr) + #define __NR_file_setattr 469 + __SYSCALL(__NR_file_setattr, sys_file_setattr) -+#define __NR_readfile 468 ++#define __NR_readfile 470 +__SYSCALL(__NR_readfile, sys_readfile) + #undef __NR_syscalls --#define __NR_syscalls 468 -+#define __NR_syscalls 469 +-#define __NR_syscalls 470 ++#define __NR_syscalls 471 /* * 32 bit systems traditionally used different +-- +2.52.0 + diff --git a/0003-selftests-add-readfile-2-selftests.patch b/0003-selftests-add-readfile-2-selftests.patch index a02f7112158db3..46fd5343d41464 100644 --- a/0003-selftests-add-readfile-2-selftests.patch +++ b/0003-selftests-add-readfile-2-selftests.patch @@ -1,4 +1,4 @@ -From ed08facb51f6119546948eeb2bf5c6a9c7ffe7e3 Mon Sep 17 00:00:00 2001 +From d329b5d7908335c1f12dc5c41ad1453d22d1f9c2 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Date: Sun, 8 Mar 2020 09:54:45 +0100 Subject: [PATCH 3/4] selftests: add readfile(2) selftests @@ -10,12 +10,12 @@ instead of using open()/read()/close(). Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- - tools/testing/selftests/Makefile | 1 - tools/testing/selftests/readfile/.gitignore | 3 - tools/testing/selftests/readfile/Makefile | 7 - tools/testing/selftests/readfile/readfile.c | 272 ++++++++++++++++++++ - tools/testing/selftests/readfile/readfile.h | 23 + - tools/testing/selftests/readfile/readfile_speed.c | 289 ++++++++++++++++++++++ + tools/testing/selftests/Makefile | 1 + + tools/testing/selftests/readfile/.gitignore | 3 + + tools/testing/selftests/readfile/Makefile | 7 + + tools/testing/selftests/readfile/readfile.c | 272 +++++++++++++++++ + tools/testing/selftests/readfile/readfile.h | 23 ++ + .../selftests/readfile/readfile_speed.c | 289 ++++++++++++++++++ 6 files changed, 595 insertions(+) create mode 100644 tools/testing/selftests/readfile/.gitignore create mode 100644 tools/testing/selftests/readfile/Makefile @@ -23,9 +23,11 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> create mode 100644 tools/testing/selftests/readfile/readfile.h create mode 100644 tools/testing/selftests/readfile/readfile_speed.c +diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile +index c46ebdb9b8ef..ecfa51a8a079 100644 --- a/tools/testing/selftests/Makefile +++ b/tools/testing/selftests/Makefile -@@ -87,6 +87,7 @@ TARGETS += proc +@@ -92,6 +92,7 @@ TARGETS += proc TARGETS += pstore TARGETS += ptrace TARGETS += openat2 @@ -33,12 +35,18 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> TARGETS += resctrl TARGETS += riscv TARGETS += rlimits +diff --git a/tools/testing/selftests/readfile/.gitignore b/tools/testing/selftests/readfile/.gitignore +new file mode 100644 +index 000000000000..f0e758d437e4 --- /dev/null +++ b/tools/testing/selftests/readfile/.gitignore @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 +readfile +readfile_speed +diff --git a/tools/testing/selftests/readfile/Makefile b/tools/testing/selftests/readfile/Makefile +new file mode 100644 +index 000000000000..1bf1bdec40f8 --- /dev/null +++ b/tools/testing/selftests/readfile/Makefile @@ -0,0 +1,7 @@ @@ -49,6 +57,9 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +TEST_GEN_PROGS := readfile readfile_speed + +include ../lib.mk +diff --git a/tools/testing/selftests/readfile/readfile.c b/tools/testing/selftests/readfile/readfile.c +new file mode 100644 +index 000000000000..225841872c0d --- /dev/null +++ b/tools/testing/selftests/readfile/readfile.c @@ -0,0 +1,272 @@ @@ -324,6 +335,9 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> + return ksft_exit_pass(); +} + +diff --git a/tools/testing/selftests/readfile/readfile.h b/tools/testing/selftests/readfile/readfile.h +new file mode 100644 +index 000000000000..c63b84b35601 --- /dev/null +++ b/tools/testing/selftests/readfile/readfile.h @@ -0,0 +1,23 @@ @@ -343,13 +357,16 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +//#define __NR_readfile -1 +//#endif + -+#define __NR_readfile 468 ++#define __NR_readfile 470 + +static inline int sys_readfile(int fd, const char *filename, + unsigned char *buffer, size_t bufsize, int flags) +{ + return syscall(__NR_readfile, fd, filename, buffer, bufsize, flags); +} +diff --git a/tools/testing/selftests/readfile/readfile_speed.c b/tools/testing/selftests/readfile/readfile_speed.c +new file mode 100644 +index 000000000000..c0bf2dbaa3fe --- /dev/null +++ b/tools/testing/selftests/readfile/readfile_speed.c @@ -0,0 +1,289 @@ @@ -642,3 +659,6 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> + + return do_read_file_test(loops, test_type, filename); +} +-- +2.52.0 + diff --git a/0004-readfile.2-new-page-describing-readfile-2.patch b/0004-readfile.2-new-page-describing-readfile-2.patch index 5a18923787f543..f98394a10224dd 100644 --- a/0004-readfile.2-new-page-describing-readfile-2.patch +++ b/0004-readfile.2-new-page-describing-readfile-2.patch @@ -1,4 +1,4 @@ -From 8d58e2dad8eb7d6fc1cf689adcf0a88e033ea109 Mon Sep 17 00:00:00 2001 +From ef8e9e8be43dda75ba7546d975d452dea1722310 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Date: Fri, 12 Jun 2020 12:11:39 +0200 Subject: [PATCH 4/4] readfile.2: new page describing readfile(2) @@ -9,10 +9,13 @@ sysfs. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- - man2/readfile.2 | 159 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + man2/readfile.2 | 159 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 159 insertions(+) create mode 100644 man2/readfile.2 +diff --git a/man2/readfile.2 b/man2/readfile.2 +new file mode 100644 +index 000000000000..449e722c3442 --- /dev/null +++ b/man2/readfile.2 @@ -0,0 +1,159 @@ @@ -175,3 +178,6 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +.BR openat (2), +.BR read (2), +.BR fread (3) +-- +2.52.0 + |