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authorWaldemar Brodkorb <wbx@openadk.org>2011-01-11 18:11:14 +0100
committerWaldemar Brodkorb <wbx@openadk.org>2011-01-11 18:11:14 +0100
commita154a18cf9fbaf3b50d21445700ff28d9f03d555 (patch)
treeeab1df04fc778b588f16b129a90814c39673c713 /toolchain
parent1edd657512fe89c6727a3d8adb68f29568078347 (diff)
add aufs2 kernel patches, update aufs2-util to match
Diffstat (limited to 'toolchain')
-rw-r--r--toolchain/kernel-headers/patches/2.6.36/aufs2.patch240
1 files changed, 240 insertions, 0 deletions
diff --git a/toolchain/kernel-headers/patches/2.6.36/aufs2.patch b/toolchain/kernel-headers/patches/2.6.36/aufs2.patch
new file mode 100644
index 000000000..eafbe6814
--- /dev/null
+++ b/toolchain/kernel-headers/patches/2.6.36/aufs2.patch
@@ -0,0 +1,240 @@
+diff -Nur linux-2.6.36.orig/include/linux/Kbuild linux-2.6.36/include/linux/Kbuild
+--- linux-2.6.36.orig/include/linux/Kbuild 2010-10-20 22:30:22.000000000 +0200
++++ linux-2.6.36/include/linux/Kbuild 2011-01-10 19:52:38.000000000 +0100
+@@ -60,6 +60,7 @@
+ header-y += atmsap.h
+ header-y += atmsvc.h
+ header-y += audit.h
++header-y += aufs_type.h
+ header-y += auto_fs.h
+ header-y += auto_fs4.h
+ header-y += auxvec.h
+diff -Nur linux-2.6.36.orig/include/linux/aufs_type.h linux-2.6.36/include/linux/aufs_type.h
+--- linux-2.6.36.orig/include/linux/aufs_type.h 1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.36/include/linux/aufs_type.h 2011-01-10 19:54:22.000000000 +0100
+@@ -0,0 +1,197 @@
++/*
++ * Copyright (C) 2005-2011 Junjiro R. Okajima
++ *
++ * This program, aufs is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License as published by
++ * the Free Software Foundation; either version 2 of the License, or
++ * (at your option) any later version.
++ *
++ * This program 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 General Public License for more details.
++ *
++ * You should have received a copy of the GNU General Public License
++ * along with this program; if not, write to the Free Software
++ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
++ */
++
++#ifndef __AUFS_TYPE_H__
++#define __AUFS_TYPE_H__
++
++#include <linux/ioctl.h>
++#include <linux/kernel.h>
++#include <linux/limits.h>
++#include <linux/types.h>
++
++#define AUFS_VERSION "2.1-standalone.tree-36-20110110"
++
++/* todo? move this to linux-2.6.19/include/magic.h */
++#define AUFS_SUPER_MAGIC ('a' << 24 | 'u' << 16 | 'f' << 8 | 's')
++
++/* ---------------------------------------------------------------------- */
++
++#ifdef CONFIG_AUFS_BRANCH_MAX_127
++typedef __s8 aufs_bindex_t;
++#define AUFS_BRANCH_MAX 127
++#else
++typedef __s16 aufs_bindex_t;
++#ifdef CONFIG_AUFS_BRANCH_MAX_511
++#define AUFS_BRANCH_MAX 511
++#elif defined(CONFIG_AUFS_BRANCH_MAX_1023)
++#define AUFS_BRANCH_MAX 1023
++#elif defined(CONFIG_AUFS_BRANCH_MAX_32767)
++#define AUFS_BRANCH_MAX 32767
++#endif
++#endif
++
++#ifdef __KERNEL__
++#ifndef AUFS_BRANCH_MAX
++#error unknown CONFIG_AUFS_BRANCH_MAX value
++#endif
++#endif /* __KERNEL__ */
++
++/* ---------------------------------------------------------------------- */
++
++#define AUFS_NAME "aufs"
++#define AUFS_FSTYPE AUFS_NAME
++
++#define AUFS_ROOT_INO 2
++#define AUFS_FIRST_INO 11
++
++#define AUFS_WH_PFX ".wh."
++#define AUFS_WH_PFX_LEN ((int)sizeof(AUFS_WH_PFX) - 1)
++#define AUFS_WH_TMP_LEN 4
++/* a limit for rmdir/rename a dir */
++#define AUFS_MAX_NAMELEN (NAME_MAX \
++ - AUFS_WH_PFX_LEN * 2 /* doubly whiteouted */\
++ - 1 /* dot */\
++ - AUFS_WH_TMP_LEN) /* hex */
++#define AUFS_XINO_FNAME "." AUFS_NAME ".xino"
++#define AUFS_XINO_DEFPATH "/tmp/" AUFS_XINO_FNAME
++#define AUFS_XINO_TRUNC_INIT 64 /* blocks */
++#define AUFS_XINO_TRUNC_STEP 4 /* blocks */
++#define AUFS_DIRWH_DEF 3
++#define AUFS_RDCACHE_DEF 10 /* seconds */
++#define AUFS_RDCACHE_MAX 3600 /* seconds */
++#define AUFS_RDBLK_DEF 512 /* bytes */
++#define AUFS_RDHASH_DEF 32
++#define AUFS_WKQ_NAME AUFS_NAME "d"
++#define AUFS_WKQ_PRE_NAME AUFS_WKQ_NAME "_pre"
++#define AUFS_MFS_DEF_SEC 30 /* seconds */
++#define AUFS_MFS_MAX_SEC 3600 /* seconds */
++#define AUFS_PLINK_WARN 100 /* number of plinks */
++
++/* pseudo-link maintenace under /proc */
++#define AUFS_PLINK_MAINT_NAME "plink_maint"
++#define AUFS_PLINK_MAINT_DIR "fs/" AUFS_NAME
++#define AUFS_PLINK_MAINT_PATH AUFS_PLINK_MAINT_DIR "/" AUFS_PLINK_MAINT_NAME
++
++#define AUFS_DIROPQ_NAME AUFS_WH_PFX ".opq" /* whiteouted doubly */
++#define AUFS_WH_DIROPQ AUFS_WH_PFX AUFS_DIROPQ_NAME
++
++#define AUFS_BASE_NAME AUFS_WH_PFX AUFS_NAME
++#define AUFS_PLINKDIR_NAME AUFS_WH_PFX "plnk"
++#define AUFS_ORPHDIR_NAME AUFS_WH_PFX "orph"
++
++/* doubly whiteouted */
++#define AUFS_WH_BASE AUFS_WH_PFX AUFS_BASE_NAME
++#define AUFS_WH_PLINKDIR AUFS_WH_PFX AUFS_PLINKDIR_NAME
++#define AUFS_WH_ORPHDIR AUFS_WH_PFX AUFS_ORPHDIR_NAME
++
++/* branch permission */
++#define AUFS_BRPERM_RW "rw"
++#define AUFS_BRPERM_RO "ro"
++#define AUFS_BRPERM_RR "rr"
++#define AUFS_BRPERM_WH "wh"
++#define AUFS_BRPERM_NLWH "nolwh"
++#define AUFS_BRPERM_ROWH AUFS_BRPERM_RO "+" AUFS_BRPERM_WH
++#define AUFS_BRPERM_RRWH AUFS_BRPERM_RR "+" AUFS_BRPERM_WH
++#define AUFS_BRPERM_RWNLWH AUFS_BRPERM_RW "+" AUFS_BRPERM_NLWH
++
++/* ---------------------------------------------------------------------- */
++
++/* ioctl */
++enum {
++ /* readdir in userspace */
++ AuCtl_RDU,
++ AuCtl_RDU_INO,
++
++ /* pathconf wrapper */
++ AuCtl_WBR_FD
++};
++
++/* borrowed from linux/include/linux/kernel.h */
++#ifndef ALIGN
++#define ALIGN(x, a) __ALIGN_MASK(x, (typeof(x))(a)-1)
++#define __ALIGN_MASK(x, mask) (((x)+(mask))&~(mask))
++#endif
++
++/* borrowed from linux/include/linux/compiler-gcc3.h */
++#ifndef __aligned
++#define __aligned(x) __attribute__((aligned(x)))
++#define __packed __attribute__((packed))
++#endif
++
++struct au_rdu_cookie {
++ __u64 h_pos;
++ __s16 bindex;
++ __u8 flags;
++ __u8 pad;
++ __u32 generation;
++} __aligned(8);
++
++struct au_rdu_ent {
++ __u64 ino;
++ __s16 bindex;
++ __u8 type;
++ __u8 nlen;
++ __u8 wh;
++ char name[0];
++} __aligned(8);
++
++static inline int au_rdu_len(int nlen)
++{
++ /* include the terminating NULL */
++ return ALIGN(sizeof(struct au_rdu_ent) + nlen + 1,
++ sizeof(__u64));
++}
++
++union au_rdu_ent_ul {
++ struct au_rdu_ent __user *e;
++ __u64 ul;
++};
++
++enum {
++ AufsCtlRduV_SZ,
++ AufsCtlRduV_End
++};
++
++struct aufs_rdu {
++ /* input */
++ union {
++ __u64 sz; /* AuCtl_RDU */
++ __u64 nent; /* AuCtl_RDU_INO */
++ };
++ union au_rdu_ent_ul ent;
++ __u16 verify[AufsCtlRduV_End];
++
++ /* input/output */
++ __u32 blk;
++
++ /* output */
++ union au_rdu_ent_ul tail;
++ /* number of entries which were added in a single call */
++ __u64 rent;
++ __u8 full;
++ __u8 shwh;
++
++ struct au_rdu_cookie cookie;
++} __aligned(8);
++
++#define AuCtlType 'A'
++#define AUFS_CTL_RDU _IOWR(AuCtlType, AuCtl_RDU, struct aufs_rdu)
++#define AUFS_CTL_RDU_INO _IOWR(AuCtlType, AuCtl_RDU_INO, struct aufs_rdu)
++#define AUFS_CTL_WBR_FD _IO(AuCtlType, AuCtl_WBR_FD)
++
++#endif /* __AUFS_TYPE_H__ */
+diff -Nur linux-2.6.36.orig/include/linux/namei.h linux-2.6.36/include/linux/namei.h
+--- linux-2.6.36.orig/include/linux/namei.h 2010-10-20 22:30:22.000000000 +0200
++++ linux-2.6.36/include/linux/namei.h 2011-01-10 19:52:38.000000000 +0100
+@@ -73,6 +73,9 @@
+ extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry *dentry,
+ int (*open)(struct inode *, struct file *));
+
++extern struct dentry *lookup_hash(struct nameidata *nd);
++extern int __lookup_one_len(const char *name, struct qstr *this,
++ struct dentry *base, int len);
+ extern struct dentry *lookup_one_len(const char *, struct dentry *, int);
+
+ extern int follow_down(struct path *);
+diff -Nur linux-2.6.36.orig/include/linux/splice.h linux-2.6.36/include/linux/splice.h
+--- linux-2.6.36.orig/include/linux/splice.h 2010-10-20 22:30:22.000000000 +0200
++++ linux-2.6.36/include/linux/splice.h 2011-01-10 19:52:38.000000000 +0100
+@@ -89,4 +89,10 @@
+ extern void splice_shrink_spd(struct pipe_inode_info *,
+ struct splice_pipe_desc *);
+
++extern long do_splice_from(struct pipe_inode_info *pipe, struct file *out,
++ loff_t *ppos, size_t len, unsigned int flags);
++extern long do_splice_to(struct file *in, loff_t *ppos,
++ struct pipe_inode_info *pipe, size_t len,
++ unsigned int flags);
++
+ #endif
+