diff mbox series

package/uclibc: add memfd_create syscall wrapper

Message ID ZrkCqifa1uXZ6QBQ@waldemar-brodkorb.de
State Accepted
Headers show
Series package/uclibc: add memfd_create syscall wrapper | expand

Commit Message

Waldemar Brodkorb Aug. 11, 2024, 6:27 p.m. UTC 
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
---
 ...005-add-memfd_create-syscall-wrapper.patch | 467 ++++++++++++++++++
 1 file changed, 467 insertions(+)
 create mode 100644 package/uclibc/0005-add-memfd_create-syscall-wrapper.patch

Comments

Thomas Petazzoni Aug. 12, 2024, 7:29 p.m. UTC | #1 
On Sun, 11 Aug 2024 20:27:54 +0200
Waldemar Brodkorb <wbx@openadk.org> wrote:

> Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
> ---
>  ...005-add-memfd_create-syscall-wrapper.patch | 467 ++++++++++++++++++
>  1 file changed, 467 insertions(+)
>  create mode 100644 package/uclibc/0005-add-memfd_create-syscall-wrapper.patch

Applied to next, thanks. What about cutting a 1.0.50 uClibc-ng release?
The number of commits since 1.0.49 isn't huge, but they are almost all
fixes.

Thomas
Waldemar Brodkorb Aug. 13, 2024, 2:38 a.m. UTC | #2 
Hi Thomas,
Thomas Petazzoni wrote,

> On Sun, 11 Aug 2024 20:27:54 +0200
> Waldemar Brodkorb <wbx@openadk.org> wrote:
> 
> > Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
> > ---
> >  ...005-add-memfd_create-syscall-wrapper.patch | 467 ++++++++++++++++++
> >  1 file changed, 467 insertions(+)
> >  create mode 100644 package/uclibc/0005-add-memfd_create-syscall-wrapper.patch
> 
> Applied to next, thanks. What about cutting a 1.0.50 uClibc-ng release?
> The number of commits since 1.0.49 isn't huge, but they are almost all
> fixes.

Yes, you are right. I have cut a release. 1.0.50 is out.

best regards
 Waldemar
diff mbox series

Patch

diff --git a/package/uclibc/0005-add-memfd_create-syscall-wrapper.patch b/package/uclibc/0005-add-memfd_create-syscall-wrapper.patch
new file mode 100644
index 0000000000..75309d195a
--- /dev/null
+++ b/package/uclibc/0005-add-memfd_create-syscall-wrapper.patch
@@ -0,0 +1,467 @@ 
+From 811cd361e144dd7bdf75bcad8b4572ec786af5c7 Mon Sep 17 00:00:00 2001
+From: Waldemar Brodkorb <wbx@openadk.org>
+Date: Sun, 11 Aug 2024 20:22:48 +0200
+Subject: [PATCH] add memfd_create syscall wrapper
+
+Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
+Upstream: https://cgit.uclibc-ng.org/cgi/cgit/uclibc-ng.git/commit/?id=811cd361e144dd7bdf75bcad8b4572ec786af5c7
+---
+ libc/sysdeps/linux/aarch64/bits/fcntl.h      |  3 ++
+ libc/sysdeps/linux/alpha/bits/fcntl.h        |  2 ++
+ libc/sysdeps/linux/arc/bits/fcntl.h          |  3 ++
+ libc/sysdeps/linux/arm/bits/fcntl.h          |  2 ++
+ libc/sysdeps/linux/avr32/bits/fcntl.h        |  3 ++
+ libc/sysdeps/linux/bfin/bits/fcntl.h         |  2 ++
+ libc/sysdeps/linux/c6x/bits/fcntl.h          |  3 ++
+ libc/sysdeps/linux/common/Makefile.in        |  1 +
+ libc/sysdeps/linux/common/bits/fcntl-linux.h | 34 ++++++++++++++++++++
+ libc/sysdeps/linux/common/bits/mman-shared.h |  2 --
+ libc/sysdeps/linux/common/memfd_create.c     | 13 ++++++++
+ libc/sysdeps/linux/cris/bits/fcntl.h         |  2 ++
+ libc/sysdeps/linux/csky/bits/fcntl.h         |  2 ++
+ libc/sysdeps/linux/frv/bits/fcntl.h          |  2 ++
+ libc/sysdeps/linux/h8300/bits/fcntl.h        |  2 ++
+ libc/sysdeps/linux/hppa/bits/fcntl.h         |  2 ++
+ libc/sysdeps/linux/i386/bits/fcntl.h         |  2 ++
+ libc/sysdeps/linux/ia64/bits/fcntl.h         |  2 ++
+ libc/sysdeps/linux/kvx/bits/fcntl.h          |  3 ++
+ libc/sysdeps/linux/lm32/bits/fcntl.h         |  2 ++
+ libc/sysdeps/linux/m68k/bits/fcntl.h         |  2 ++
+ libc/sysdeps/linux/metag/bits/fcntl.h        |  2 ++
+ libc/sysdeps/linux/microblaze/bits/fcntl.h   |  2 ++
+ libc/sysdeps/linux/mips/bits/fcntl.h         |  2 ++
+ libc/sysdeps/linux/nds32/bits/fcntl.h        |  2 ++
+ libc/sysdeps/linux/nios2/bits/fcntl.h        |  2 ++
+ libc/sysdeps/linux/or1k/bits/fcntl.h         |  3 ++
+ libc/sysdeps/linux/powerpc/bits/fcntl.h      |  2 ++
+ libc/sysdeps/linux/riscv32/bits/fcntl.h      |  3 ++
+ libc/sysdeps/linux/riscv64/bits/fcntl.h      |  3 ++
+ libc/sysdeps/linux/sh/bits/fcntl.h           |  2 ++
+ libc/sysdeps/linux/sparc/bits/fcntl.h        |  2 ++
+ libc/sysdeps/linux/sparc64/bits/fcntl.h      |  2 ++
+ libc/sysdeps/linux/tile/bits/fcntl.h         |  3 ++
+ libc/sysdeps/linux/x86_64/bits/fcntl.h       |  2 ++
+ libc/sysdeps/linux/xtensa/bits/fcntl.h       |  2 ++
+ 36 files changed, 121 insertions(+), 2 deletions(-)
+ create mode 100644 libc/sysdeps/linux/common/bits/fcntl-linux.h
+ create mode 100644 libc/sysdeps/linux/common/memfd_create.c
+
+diff --git a/libc/sysdeps/linux/aarch64/bits/fcntl.h b/libc/sysdeps/linux/aarch64/bits/fcntl.h
+index dbe929351..024344eec 100644
+--- a/libc/sysdeps/linux/aarch64/bits/fcntl.h
++++ b/libc/sysdeps/linux/aarch64/bits/fcntl.h
+@@ -289,3 +289,6 @@ extern int fallocate64 (int __fd, int __mode, __off64_t __offset,
+ #endif	/* use GNU */
+ 
+ __END_DECLS
++
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/alpha/bits/fcntl.h b/libc/sysdeps/linux/alpha/bits/fcntl.h
+index 11e68214e..7d06c76b7 100644
+--- a/libc/sysdeps/linux/alpha/bits/fcntl.h
++++ b/libc/sysdeps/linux/alpha/bits/fcntl.h
+@@ -236,3 +236,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/arc/bits/fcntl.h b/libc/sysdeps/linux/arc/bits/fcntl.h
+index beb32e41e..b02849691 100755
+--- a/libc/sysdeps/linux/arc/bits/fcntl.h
++++ b/libc/sysdeps/linux/arc/bits/fcntl.h
+@@ -230,3 +230,6 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ 
+ #endif
+ __END_DECLS
++
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/arm/bits/fcntl.h b/libc/sysdeps/linux/arm/bits/fcntl.h
+index 823660648..52dee4287 100644
+--- a/libc/sysdeps/linux/arm/bits/fcntl.h
++++ b/libc/sysdeps/linux/arm/bits/fcntl.h
+@@ -244,3 +244,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/avr32/bits/fcntl.h b/libc/sysdeps/linux/avr32/bits/fcntl.h
+index ec0a3b55d..9e41550be 100644
+--- a/libc/sysdeps/linux/avr32/bits/fcntl.h
++++ b/libc/sysdeps/linux/avr32/bits/fcntl.h
+@@ -218,3 +218,6 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ 
+ __END_DECLS
+ #endif
++
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/bfin/bits/fcntl.h b/libc/sysdeps/linux/bfin/bits/fcntl.h
+index 0909ae6c4..67d2c5245 100644
+--- a/libc/sysdeps/linux/bfin/bits/fcntl.h
++++ b/libc/sysdeps/linux/bfin/bits/fcntl.h
+@@ -244,3 +244,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/c6x/bits/fcntl.h b/libc/sysdeps/linux/c6x/bits/fcntl.h
+index 14aea565e..00f3b34e0 100644
+--- a/libc/sysdeps/linux/c6x/bits/fcntl.h
++++ b/libc/sysdeps/linux/c6x/bits/fcntl.h
+@@ -237,3 +237,6 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ 
+ #endif
+ __END_DECLS
++
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/common/Makefile.in b/libc/sysdeps/linux/common/Makefile.in
+index 848bc1e4a..83be2691e 100644
+--- a/libc/sysdeps/linux/common/Makefile.in
++++ b/libc/sysdeps/linux/common/Makefile.in
+@@ -30,6 +30,7 @@ CSRC-$(UCLIBC_LINUX_SPECIFIC) += \
+ 	inotify.c \
+ 	ioperm.c \
+ 	iopl.c \
++	memfd_create.c \
+ 	modify_ldt.c \
+ 	module.c \
+ 	name_to_handle_at.c \
+diff --git a/libc/sysdeps/linux/common/bits/fcntl-linux.h b/libc/sysdeps/linux/common/bits/fcntl-linux.h
+new file mode 100644
+index 000000000..d0236fd8b
+--- /dev/null
++++ b/libc/sysdeps/linux/common/bits/fcntl-linux.h
+@@ -0,0 +1,34 @@
++/* O_*, F_*, FD_* bit values for Linux.
++   Copyright (C) 2001-2024 Free Software Foundation, Inc.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#ifndef	_FCNTL_H
++# error "Never use <bits/fcntl-linux.h> directly; include <fcntl.h> instead."
++#endif
++
++#ifdef __USE_GNU
++/* Types of seals.  */
++# define F_SEAL_SEAL	0x0001	/* Prevent further seals from being set.  */
++# define F_SEAL_SHRINK	0x0002	/* Prevent file from shrinking.  */
++# define F_SEAL_GROW	0x0004	/* Prevent file from growing.  */
++# define F_SEAL_WRITE	0x0008	/* Prevent writes.  */
++# define F_SEAL_FUTURE_WRITE	0x0010	/* Prevent future writes while
++					   mapped.  */
++# define F_SEAL_EXEC	0x0020	/* Prevent chmod modifying exec bits. */
++
++# define F_ADD_SEALS	1033	/* Add seals to file.  */
++# define F_GET_SEALS	1034	/* Get seals for file.  */
++#endif
+diff --git a/libc/sysdeps/linux/common/bits/mman-shared.h b/libc/sysdeps/linux/common/bits/mman-shared.h
+index 98c9e1d3c..c40ae2d1e 100644
+--- a/libc/sysdeps/linux/common/bits/mman-shared.h
++++ b/libc/sysdeps/linux/common/bits/mman-shared.h
+@@ -40,11 +40,9 @@
+ 
+ __BEGIN_DECLS
+ 
+-#if 0
+ /* Create a new memory file descriptor.  NAME is a name for debugging.
+    FLAGS is a combination of the MFD_* constants.  */
+ int memfd_create (const char *__name, unsigned int __flags) __THROW;
+-#endif
+ 
+ /* Lock pages from ADDR (inclusive) to ADDR + LENGTH (exclusive) into
+    memory.  FLAGS is a combination of the MLOCK_* flags above.  */
+diff --git a/libc/sysdeps/linux/common/memfd_create.c b/libc/sysdeps/linux/common/memfd_create.c
+new file mode 100644
+index 000000000..7165f3278
+--- /dev/null
++++ b/libc/sysdeps/linux/common/memfd_create.c
+@@ -0,0 +1,13 @@
++/*
++ * memfd_create() for uClibc-ng
++ *
++ * Copyright (C) 2024 Waldemar Brodkorb <wbx@uclibc-ng.org>
++ *
++ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
++ */
++
++#include <sys/syscall.h>
++#include <sys/mman.h>
++#if defined(__NR_memfd_create)
++_syscall2(int, memfd_create, const char *, name, unsigned int, flags)
++#endif
+diff --git a/libc/sysdeps/linux/cris/bits/fcntl.h b/libc/sysdeps/linux/cris/bits/fcntl.h
+index e9bc90ea9..e1d4ee1a6 100644
+--- a/libc/sysdeps/linux/cris/bits/fcntl.h
++++ b/libc/sysdeps/linux/cris/bits/fcntl.h
+@@ -245,3 +245,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/csky/bits/fcntl.h b/libc/sysdeps/linux/csky/bits/fcntl.h
+index b36f41569..25f4491ba 100644
+--- a/libc/sysdeps/linux/csky/bits/fcntl.h
++++ b/libc/sysdeps/linux/csky/bits/fcntl.h
+@@ -232,3 +232,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/frv/bits/fcntl.h b/libc/sysdeps/linux/frv/bits/fcntl.h
+index 02c8ac310..81a1bcd99 100644
+--- a/libc/sysdeps/linux/frv/bits/fcntl.h
++++ b/libc/sysdeps/linux/frv/bits/fcntl.h
+@@ -226,3 +226,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/h8300/bits/fcntl.h b/libc/sysdeps/linux/h8300/bits/fcntl.h
+index 2062f7cda..7cbe04e15 100644
+--- a/libc/sysdeps/linux/h8300/bits/fcntl.h
++++ b/libc/sysdeps/linux/h8300/bits/fcntl.h
+@@ -244,3 +244,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/hppa/bits/fcntl.h b/libc/sysdeps/linux/hppa/bits/fcntl.h
+index 4ce76ce5f..bcd6618b2 100644
+--- a/libc/sysdeps/linux/hppa/bits/fcntl.h
++++ b/libc/sysdeps/linux/hppa/bits/fcntl.h
+@@ -234,3 +234,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/i386/bits/fcntl.h b/libc/sysdeps/linux/i386/bits/fcntl.h
+index f3c08bbe5..5caf66114 100644
+--- a/libc/sysdeps/linux/i386/bits/fcntl.h
++++ b/libc/sysdeps/linux/i386/bits/fcntl.h
+@@ -245,3 +245,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/ia64/bits/fcntl.h b/libc/sysdeps/linux/ia64/bits/fcntl.h
+index a20f44ff7..53263c3d3 100644
+--- a/libc/sysdeps/linux/ia64/bits/fcntl.h
++++ b/libc/sysdeps/linux/ia64/bits/fcntl.h
+@@ -238,3 +238,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/kvx/bits/fcntl.h b/libc/sysdeps/linux/kvx/bits/fcntl.h
+index ea0c59d09..79cd3f14e 100644
+--- a/libc/sysdeps/linux/kvx/bits/fcntl.h
++++ b/libc/sysdeps/linux/kvx/bits/fcntl.h
+@@ -227,3 +227,6 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ 
+ #endif
+ __END_DECLS
++
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/lm32/bits/fcntl.h b/libc/sysdeps/linux/lm32/bits/fcntl.h
+index 0bfea6e7a..049c7fd83 100644
+--- a/libc/sysdeps/linux/lm32/bits/fcntl.h
++++ b/libc/sysdeps/linux/lm32/bits/fcntl.h
+@@ -244,3 +244,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/m68k/bits/fcntl.h b/libc/sysdeps/linux/m68k/bits/fcntl.h
+index 5a56c8781..92c0964d9 100644
+--- a/libc/sysdeps/linux/m68k/bits/fcntl.h
++++ b/libc/sysdeps/linux/m68k/bits/fcntl.h
+@@ -244,3 +244,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/metag/bits/fcntl.h b/libc/sysdeps/linux/metag/bits/fcntl.h
+index bdd697348..471938b7d 100644
+--- a/libc/sysdeps/linux/metag/bits/fcntl.h
++++ b/libc/sysdeps/linux/metag/bits/fcntl.h
+@@ -244,3 +244,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/microblaze/bits/fcntl.h b/libc/sysdeps/linux/microblaze/bits/fcntl.h
+index 110927d95..8c9c2ceef 100644
+--- a/libc/sysdeps/linux/microblaze/bits/fcntl.h
++++ b/libc/sysdeps/linux/microblaze/bits/fcntl.h
+@@ -244,3 +244,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/mips/bits/fcntl.h b/libc/sysdeps/linux/mips/bits/fcntl.h
+index 33251c74d..a98b8c2e5 100644
+--- a/libc/sysdeps/linux/mips/bits/fcntl.h
++++ b/libc/sysdeps/linux/mips/bits/fcntl.h
+@@ -268,3 +268,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/nds32/bits/fcntl.h b/libc/sysdeps/linux/nds32/bits/fcntl.h
+index 2e6a95ec8..cfce8ab27 100644
+--- a/libc/sysdeps/linux/nds32/bits/fcntl.h
++++ b/libc/sysdeps/linux/nds32/bits/fcntl.h
+@@ -249,3 +249,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/nios2/bits/fcntl.h b/libc/sysdeps/linux/nios2/bits/fcntl.h
+index 200a35443..0c11c3aba 100644
+--- a/libc/sysdeps/linux/nios2/bits/fcntl.h
++++ b/libc/sysdeps/linux/nios2/bits/fcntl.h
+@@ -244,3 +244,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/or1k/bits/fcntl.h b/libc/sysdeps/linux/or1k/bits/fcntl.h
+index c9599ef3a..78eed9d5f 100644
+--- a/libc/sysdeps/linux/or1k/bits/fcntl.h
++++ b/libc/sysdeps/linux/or1k/bits/fcntl.h
+@@ -244,3 +244,6 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ 
+ #endif
+ __END_DECLS
++
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/powerpc/bits/fcntl.h b/libc/sysdeps/linux/powerpc/bits/fcntl.h
+index ef1beeca0..54e4894ec 100644
+--- a/libc/sysdeps/linux/powerpc/bits/fcntl.h
++++ b/libc/sysdeps/linux/powerpc/bits/fcntl.h
+@@ -245,3 +245,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/riscv32/bits/fcntl.h b/libc/sysdeps/linux/riscv32/bits/fcntl.h
+index a9d7c84e0..fdfb1805d 100644
+--- a/libc/sysdeps/linux/riscv32/bits/fcntl.h
++++ b/libc/sysdeps/linux/riscv32/bits/fcntl.h
+@@ -229,3 +229,6 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ 
+ #endif
+ __END_DECLS
++
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/riscv64/bits/fcntl.h b/libc/sysdeps/linux/riscv64/bits/fcntl.h
+index a9d7c84e0..fdfb1805d 100644
+--- a/libc/sysdeps/linux/riscv64/bits/fcntl.h
++++ b/libc/sysdeps/linux/riscv64/bits/fcntl.h
+@@ -229,3 +229,6 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ 
+ #endif
+ __END_DECLS
++
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/sh/bits/fcntl.h b/libc/sysdeps/linux/sh/bits/fcntl.h
+index 0d687f04f..4ae682425 100644
+--- a/libc/sysdeps/linux/sh/bits/fcntl.h
++++ b/libc/sysdeps/linux/sh/bits/fcntl.h
+@@ -245,3 +245,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/sparc/bits/fcntl.h b/libc/sysdeps/linux/sparc/bits/fcntl.h
+index 935495937..35224cdb3 100644
+--- a/libc/sysdeps/linux/sparc/bits/fcntl.h
++++ b/libc/sysdeps/linux/sparc/bits/fcntl.h
+@@ -252,3 +252,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/sparc64/bits/fcntl.h b/libc/sysdeps/linux/sparc64/bits/fcntl.h
+index 395c95baf..00e91a671 100644
+--- a/libc/sysdeps/linux/sparc64/bits/fcntl.h
++++ b/libc/sysdeps/linux/sparc64/bits/fcntl.h
+@@ -248,3 +248,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/tile/bits/fcntl.h b/libc/sysdeps/linux/tile/bits/fcntl.h
+index 818da5c4a..28fda899d 100644
+--- a/libc/sysdeps/linux/tile/bits/fcntl.h
++++ b/libc/sysdeps/linux/tile/bits/fcntl.h
+@@ -229,3 +229,6 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ 
+ #endif
+ __END_DECLS
++
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/x86_64/bits/fcntl.h b/libc/sysdeps/linux/x86_64/bits/fcntl.h
+index 3547a2046..821b2e3cc 100644
+--- a/libc/sysdeps/linux/x86_64/bits/fcntl.h
++++ b/libc/sysdeps/linux/x86_64/bits/fcntl.h
+@@ -259,3 +259,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+diff --git a/libc/sysdeps/linux/xtensa/bits/fcntl.h b/libc/sysdeps/linux/xtensa/bits/fcntl.h
+index 5af9d2124..9bc5fa893 100644
+--- a/libc/sysdeps/linux/xtensa/bits/fcntl.h
++++ b/libc/sysdeps/linux/xtensa/bits/fcntl.h
+@@ -245,3 +245,5 @@ extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ #endif
+ __END_DECLS
+ 
++/* Include generic Linux declarations.  */
++#include <bits/fcntl-linux.h>
+-- 
+2.30.2
+