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musl: Wire-up name_to_handle_at and name_to_handle_at syscalls

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(From OE-Core rev: c70bb5a24e8923a34adb9c7b8298ae12702e3f27)

(From OE-Core rev: a74faf487545df16c7395ee6f6a302f989c1341b)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Khem Raj
2018-09-12 18:05:31 -07:00
committed by Richard Purdie
parent 7bf0d81587
commit b759a65e3f
2 changed files with 77 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
meta/recipes-core/musl/musl/0001-wireup-linux-name_to_handle_at-and-name_to_handle_at.patch
+76
View File
@@ -0,0 +1,76 @@
From ef3ef607693a9513d5ab94a1de67dd2f1f97d8ad Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Wed, 12 Sep 2018 16:08:40 -0700
Subject: [PATCH] wireup linux/name_to_handle_at and name_to_handle_at syscalls
Upstream-Status: Submitted [https://www.openwall.com/lists/musl/2018/09/13/4]
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
include/fcntl.h | 7 +++++++
src/linux/name_to_handle_at.c | 11 +++++++++++
src/linux/open_by_handle_at.c | 10 ++++++++++
3 files changed, 28 insertions(+)
create mode 100644 src/linux/name_to_handle_at.c
create mode 100644 src/linux/open_by_handle_at.c
diff --git a/include/fcntl.h b/include/fcntl.h
index 6d8edcd1..5c3defcb 100644
--- a/include/fcntl.h
+++ b/include/fcntl.h
@@ -155,6 +155,11 @@ int lockf(int, int, off_t);
#define F_OWNER_PID 1
#define F_OWNER_PGRP 2
#define F_OWNER_GID 2
+struct file_handle {
+ unsigned int handle_bytes;
+ int handle_type;
+ unsigned char f_handle[];
+};
struct f_owner_ex {
int type;
pid_t pid;
@@ -170,6 +175,8 @@ struct f_owner_ex {
#define SPLICE_F_GIFT 8
int fallocate(int, int, off_t, off_t);
#define fallocate64 fallocate
+int name_to_handle_at(int, const char *, struct file_handle *, int *, int);
+int open_by_handle_at(int, struct file_handle *, int);
ssize_t readahead(int, off_t, size_t);
int sync_file_range(int, off_t, off_t, unsigned);
ssize_t vmsplice(int, const struct iovec *, size_t, unsigned);
diff --git a/src/linux/name_to_handle_at.c b/src/linux/name_to_handle_at.c
new file mode 100644
index 00000000..bb6f8007
--- /dev/null
+++ b/src/linux/name_to_handle_at.c
@@ -0,0 +1,11 @@
+#define _GNU_SOURCE
+#include <fcntl.h>
+#include "syscall.h"
+
+int name_to_handle_at(int dirfd, const char *pathname,
+ struct file_handle *handle,
+ int *mount_id, int flags)
+{
+ return syscall(SYS_name_to_handle_at, dirfd,
+ pathname, handle, mount_id, flags);
+}
diff --git a/src/linux/open_by_handle_at.c b/src/linux/open_by_handle_at.c
new file mode 100644
index 00000000..9bc93f14
--- /dev/null
+++ b/src/linux/open_by_handle_at.c
@@ -0,0 +1,10 @@
+#define _GNU_SOURCE
+#include <fcntl.h>
+#include "syscall.h"
+
+int open_by_handle_at(int mount_fd, struct file_handle *handle,
+ int flags)
+{
+ return syscall(SYS_open_by_handle_at, mount_fd,
+ handle, flags);
+}
--
2.19.0
meta/recipes-core/musl/musl_git.bb
+1
View File
@@ -11,6 +11,7 @@ PV = "1.1.20+git${SRCPV}"
SRC_URI = "git://git.musl-libc.org/musl \
file://0001-Make-dynamic-linker-a-relative-symlink-to-libc.patch \
file://0001-wireup-linux-name_to_handle_at-and-name_to_handle_at.patch \
"
S = "${WORKDIR}/git"