aufs-util: upgrade to v3.14.

Signed-off-by: Yevhen Kyriukha <kirgene@gmail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

3 files changed, 229 insertions, 20 deletions

diff --git a/meta-filesystems/recipes-utils/aufs-util/aufs-util/aufs-util-don-t-strip-executables.patch b/meta-filesystems/recipes-utils/aufs-util/aufs-util/aufs-util-don-t-strip-executables.patch
index 48727e6e2..fe2a6a576 100644
--- a/meta-filesystems/recipes-utils/aufs-util/aufs-util/aufs-util-don-t-strip-executables.patch
+++ b/meta-filesystems/recipes-utils/aufs-util/aufs-util/aufs-util-don-t-strip-executables.patch
@@ -27,8 +27,8 @@ index 2f905ad..e0c6dcd 100644
  ver_test: ver
         ./ver
  
--${Bin}: LDFLAGS += -static -s
-+${Bin}: LDFLAGS += -static
+-${Bin}: override LDFLAGS += -static -s
++${Bin}: override LDFLAGS += -static
  ${Bin}: LDLIBS = -L. -lautil
  ${BinObj}: %.o: %.c ${LibUtilHdr} ${LibUtil}
  
diff --git a/meta-filesystems/recipes-utils/aufs-util/aufs-util/aufs_type.h b/meta-filesystems/recipes-utils/aufs-util/aufs-util/aufs_type.h
index cb439baa4..c948033a4 100644
--- a/meta-filesystems/recipes-utils/aufs-util/aufs-util/aufs_type.h
+++ b/meta-filesystems/recipes-utils/aufs-util/aufs-util/aufs_type.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2005-2013 Junjiro R. Okajima
+ * Copyright (C) 2005-2015 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
@@ -12,8 +12,7 @@
  * 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
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef __AUFS_TYPE_H__
@@ -21,12 +20,26 @@
 
 #define AUFS_NAME       "aufs"
 
+#ifdef __KERNEL__
+/*
+ * define it before including all other headers.
+ * sched.h may use pr_* macros before defining "current", so define the
+ * no-current version first, and re-define later.
+ */
+#define pr_fmt(fmt)     AUFS_NAME " %s:%d: " fmt, __func__, __LINE__
+#include <linux/sched.h>
+#undef pr_fmt
+#define pr_fmt(fmt) \
+                AUFS_NAME " %s:%d:%.*s[%d]: " fmt, __func__, __LINE__, \
+                (int)sizeof(current->comm), current->comm, current->pid
+#else
 #include <stdint.h>
 #include <sys/types.h>
+#endif /* __KERNEL__ */
 
 #include <linux/limits.h>
 
-#define AUFS_VERSION    "3.8-20130325"
+#define AUFS_VERSION    "3.18-20150406"
 
 /* todo? move this to linux-2.6.19/include/magic.h */
 #define AUFS_SUPER_MAGIC        ('a' << 24 | 'u' << 16 | 'f' << 8 | 's')
@@ -47,6 +60,11 @@ typedef int16_t aufs_bindex_t;
 #endif
 #endif
 
+#ifdef __KERNEL__
+#ifndef AUFS_BRANCH_MAX
+#error unknown CONFIG_AUFS_BRANCH_MAX value
+#endif
+#endif /* __KERNEL__ */
 
 /* ---------------------------------------------------------------------- */
 
@@ -58,15 +76,15 @@ typedef int16_t aufs_bindex_t;
 #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 */
+/* a limit for rmdir/rename a dir and copyup */
 #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_XINO_DEF_SEC       30 /* seconds */
+#define AUFS_XINO_DEF_TRUNC     45 /* percentage */
 #define AUFS_DIRWH_DEF          3
 #define AUFS_RDCACHE_DEF        10 /* seconds */
 #define AUFS_RDCACHE_MAX        3600 /* seconds */
@@ -75,7 +93,8 @@ typedef int16_t aufs_bindex_t;
 #define AUFS_WKQ_NAME           AUFS_NAME "d"
 #define AUFS_MFS_DEF_SEC        30 /* seconds */
 #define AUFS_MFS_MAX_SEC        3600 /* seconds */
-#define AUFS_PLINK_WARN         100 /* number of plinks */
+#define AUFS_FHSM_CACHE_DEF_SEC 30 /* seconds */
+#define AUFS_PLINK_WARN         50 /* number of plinks in a single bucket */
 
 /* pseudo-link maintenace under /proc */
 #define AUFS_PLINK_MAINT_NAME   "plink_maint"
@@ -98,8 +117,117 @@ typedef int16_t aufs_bindex_t;
 #define AUFS_BRPERM_RW          "rw"
 #define AUFS_BRPERM_RO          "ro"
 #define AUFS_BRPERM_RR          "rr"
+#define AUFS_BRATTR_COO_REG     "coo_reg"
+#define AUFS_BRATTR_COO_ALL     "coo_all"
+#define AUFS_BRATTR_FHSM        "fhsm"
+#define AUFS_BRATTR_UNPIN       "unpin"
+#define AUFS_BRATTR_ICEX        "icex"
+#define AUFS_BRATTR_ICEX_SEC    "icexsec"
+#define AUFS_BRATTR_ICEX_SYS    "icexsys"
+#define AUFS_BRATTR_ICEX_TR     "icextr"
+#define AUFS_BRATTR_ICEX_USR    "icexusr"
+#define AUFS_BRATTR_ICEX_OTH    "icexoth"
 #define AUFS_BRRATTR_WH         "wh"
 #define AUFS_BRWATTR_NLWH       "nolwh"
+#define AUFS_BRWATTR_MOO        "moo"
+
+#define AuBrPerm_RW             1               /* writable, hardlinkable wh */
+#define AuBrPerm_RO             (1 << 1)        /* readonly */
+#define AuBrPerm_RR             (1 << 2)        /* natively readonly */
+#define AuBrPerm_Mask           (AuBrPerm_RW | AuBrPerm_RO | AuBrPerm_RR)
+
+#define AuBrAttr_COO_REG        (1 << 3)        /* copy-up on open */
+#define AuBrAttr_COO_ALL        (1 << 4)
+#define AuBrAttr_COO_Mask       (AuBrAttr_COO_REG | AuBrAttr_COO_ALL)
+
+#define AuBrAttr_FHSM           (1 << 5)        /* file-based hsm */
+#define AuBrAttr_UNPIN          (1 << 6)        /* rename-able top dir of
+                                                   branch. meaningless since
+                                                   linux-3.18-rc1 */
+
+/* ignore error in copying XATTR */
+#define AuBrAttr_ICEX_SEC       (1 << 7)
+#define AuBrAttr_ICEX_SYS       (1 << 8)
+#define AuBrAttr_ICEX_TR        (1 << 9)
+#define AuBrAttr_ICEX_USR       (1 << 10)
+#define AuBrAttr_ICEX_OTH       (1 << 11)
+#define AuBrAttr_ICEX           (AuBrAttr_ICEX_SEC      \
+                                 | AuBrAttr_ICEX_SYS    \
+                                 | AuBrAttr_ICEX_TR     \
+                                 | AuBrAttr_ICEX_USR    \
+                                 | AuBrAttr_ICEX_OTH)
+
+#define AuBrRAttr_WH            (1 << 12)       /* whiteout-able */
+#define AuBrRAttr_Mask          AuBrRAttr_WH
+
+#define AuBrWAttr_NoLinkWH      (1 << 13)       /* un-hardlinkable whiteouts */
+#define AuBrWAttr_MOO           (1 << 14)       /* move-up on open */
+#define AuBrWAttr_Mask          (AuBrWAttr_NoLinkWH | AuBrWAttr_MOO)
+
+#define AuBrAttr_CMOO_Mask      (AuBrAttr_COO_Mask | AuBrWAttr_MOO)
+
+/* #warning test userspace */
+#ifdef __KERNEL__
+#ifndef CONFIG_AUFS_FHSM
+#undef AuBrAttr_FHSM
+#define AuBrAttr_FHSM           0
+#endif
+#ifndef CONFIG_AUFS_XATTR
+#undef  AuBrAttr_ICEX
+#define AuBrAttr_ICEX           0
+#undef  AuBrAttr_ICEX_SEC
+#define AuBrAttr_ICEX_SEC       0
+#undef  AuBrAttr_ICEX_SYS
+#define AuBrAttr_ICEX_SYS       0
+#undef  AuBrAttr_ICEX_TR
+#define AuBrAttr_ICEX_TR        0
+#undef  AuBrAttr_ICEX_USR
+#define AuBrAttr_ICEX_USR       0
+#undef  AuBrAttr_ICEX_OTH
+#define AuBrAttr_ICEX_OTH       0
+#endif
+#endif
+
+/* the longest combination */
+/* AUFS_BRATTR_ICEX and AUFS_BRATTR_ICEX_TR don't affect here */
+#define AuBrPermStrSz   sizeof(AUFS_BRPERM_RW                   \
+                               "+" AUFS_BRATTR_COO_REG          \
+                               "+" AUFS_BRATTR_FHSM             \
+                               "+" AUFS_BRATTR_UNPIN            \
+                               "+" AUFS_BRATTR_ICEX_SEC         \
+                               "+" AUFS_BRATTR_ICEX_SYS         \
+                               "+" AUFS_BRATTR_ICEX_USR         \
+                               "+" AUFS_BRATTR_ICEX_OTH         \
+                               "+" AUFS_BRWATTR_NLWH)
+
+typedef struct {
+        char a[AuBrPermStrSz];
+} au_br_perm_str_t;
+
+static inline int au_br_writable(int brperm)
+{
+        return brperm & AuBrPerm_RW;
+}
+
+static inline int au_br_whable(int brperm)
+{
+        return brperm & (AuBrPerm_RW | AuBrRAttr_WH);
+}
+
+static inline int au_br_wh_linkable(int brperm)
+{
+        return !(brperm & AuBrWAttr_NoLinkWH);
+}
+
+static inline int au_br_cmoo(int brperm)
+{
+        return brperm & AuBrAttr_CMOO_Mask;
+}
+
+static inline int au_br_fhsm(int brperm)
+{
+        return brperm & AuBrAttr_FHSM;
+}
 
 /* ---------------------------------------------------------------------- */
 
@@ -109,11 +237,11 @@ enum {
         AuCtl_RDU,
         AuCtl_RDU_INO,
 
-        /* pathconf wrapper */
-        AuCtl_WBR_FD,
-
-        /* busy inode */
-        AuCtl_IBUSY
+        AuCtl_WBR_FD,   /* pathconf wrapper */
+        AuCtl_IBUSY,    /* busy inode */
+        AuCtl_MVDOWN,   /* move-down */
+        AuCtl_BR,       /* info about branches */
+        AuCtl_FHSM_FD   /* connection for fhsm */
 };
 
 /* borrowed from linux/include/linux/kernel.h */
@@ -127,6 +255,11 @@ enum {
 #define __aligned(x)                    __attribute__((aligned(x)))
 #endif
 
+#ifdef __KERNEL__
+#ifndef __packed
+#define __packed                        __attribute__((packed))
+#endif
+#endif
 
 struct au_rdu_cookie {
         uint64_t        h_pos;
@@ -145,7 +278,7 @@ struct au_rdu_ent {
         char            name[0];
 } __aligned(8);
 
-static __inline__ int au_rdu_len(int nlen)
+static inline int au_rdu_len(int nlen)
 {
         /* include the terminating NULL */
         return ALIGN(sizeof(struct au_rdu_ent) + nlen + 1,
@@ -153,7 +286,7 @@ static __inline__ int au_rdu_len(int nlen)
 }
 
 union au_rdu_ent_ul {
-        struct au_rdu_ent *e;
+        struct au_rdu_ent       *e;
         uint64_t                        ul;
 };
 
@@ -200,11 +333,87 @@ struct aufs_ibusy {
 
 /* ---------------------------------------------------------------------- */
 
+/* error code for move-down */
+/* the actual message strings are implemented in aufs-util.git */
+enum {
+        EAU_MVDOWN_OPAQUE = 1,
+        EAU_MVDOWN_WHITEOUT,
+        EAU_MVDOWN_UPPER,
+        EAU_MVDOWN_BOTTOM,
+        EAU_MVDOWN_NOUPPER,
+        EAU_MVDOWN_NOLOWERBR,
+        EAU_Last
+};
+
+/* flags for move-down */
+#define AUFS_MVDOWN_DMSG        1
+#define AUFS_MVDOWN_OWLOWER     (1 << 1)        /* overwrite lower */
+#define AUFS_MVDOWN_KUPPER      (1 << 2)        /* keep upper */
+#define AUFS_MVDOWN_ROLOWER     (1 << 3)        /* do even if lower is RO */
+#define AUFS_MVDOWN_ROLOWER_R   (1 << 4)        /* did on lower RO */
+#define AUFS_MVDOWN_ROUPPER     (1 << 5)        /* do even if upper is RO */
+#define AUFS_MVDOWN_ROUPPER_R   (1 << 6)        /* did on upper RO */
+#define AUFS_MVDOWN_BRID_UPPER  (1 << 7)        /* upper brid */
+#define AUFS_MVDOWN_BRID_LOWER  (1 << 8)        /* lower brid */
+#define AUFS_MVDOWN_FHSM_LOWER  (1 << 9)        /* find fhsm attr for lower */
+#define AUFS_MVDOWN_STFS        (1 << 10)       /* req. stfs */
+#define AUFS_MVDOWN_STFS_FAILED (1 << 11)       /* output: stfs is unusable */
+#define AUFS_MVDOWN_BOTTOM      (1 << 12)       /* output: no more lowers */
+
+/* index for move-down */
+enum {
+        AUFS_MVDOWN_UPPER,
+        AUFS_MVDOWN_LOWER,
+        AUFS_MVDOWN_NARRAY
+};
+
+/*
+ * additional info of move-down
+ * number of free blocks and inodes.
+ * subset of struct kstatfs, but smaller and always 64bit.
+ */
+struct aufs_stfs {
+        uint64_t        f_blocks;
+        uint64_t        f_bavail;
+        uint64_t        f_files;
+        uint64_t        f_ffree;
+};
+
+struct aufs_stbr {
+        int16_t                 brid;   /* optional input */
+        int16_t                 bindex; /* output */
+        struct aufs_stfs        stfs;   /* output when AUFS_MVDOWN_STFS set */
+} __aligned(8);
+
+struct aufs_mvdown {
+        uint32_t                flags;                  /* input/output */
+        struct aufs_stbr        stbr[AUFS_MVDOWN_NARRAY]; /* input/output */
+        int8_t                  au_errno;               /* output */
+} __aligned(8);
+
+/* ---------------------------------------------------------------------- */
+
+union aufs_brinfo {
+        /* PATH_MAX may differ between kernel-space and user-space */
+        char    _spacer[4096];
+        struct {
+                int16_t id;
+                int     perm;
+                char    path[0];
+        };
+} __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         _IOW(AuCtlType, AuCtl_WBR_FD, \
                                      struct aufs_wbr_fd)
 #define AUFS_CTL_IBUSY          _IOWR(AuCtlType, AuCtl_IBUSY, struct aufs_ibusy)
+#define AUFS_CTL_MVDOWN         _IOWR(AuCtlType, AuCtl_MVDOWN, \
+                                      struct aufs_mvdown)
+#define AUFS_CTL_BRINFO         _IOW(AuCtlType, AuCtl_BR, union aufs_brinfo)
+#define AUFS_CTL_FHSM_FD        _IOW(AuCtlType, AuCtl_FHSM_FD, int)
 
 #endif /* __AUFS_TYPE_H__ */
diff --git a/meta-filesystems/recipes-utils/aufs-util/aufs-util_git.bb b/meta-filesystems/recipes-utils/aufs-util/aufs-util_git.bb
index db3cd5965..8980980ee 100644
--- a/meta-filesystems/recipes-utils/aufs-util/aufs-util_git.bb
+++ b/meta-filesystems/recipes-utils/aufs-util/aufs-util_git.bb
@@ -7,14 +7,14 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=892f569a555ba9c07a568a7c0c4fa63a"
 DEPENDS = "aufs-util-native"
 DEPENDS_class-native = ""
 
-SRCREV = "f29056fe396d56fc2a06a96312feabaebbe14c59"
-SRC_URI = "git://git.code.sf.net/p/aufs/aufs-util;protocol=git;branch=aufs3.0 \
+SRCREV = "b59a2167a135ceea37581ee33997de278cf8a30a"
+SRC_URI = "git://git.code.sf.net/p/aufs/aufs-util;protocol=git;branch=aufs3.14 \
            file://aufs-util-don-t-strip-executables.patch \
            file://aufs-util-add-tool-concept-to-Makefile-for-cross-com.patch \
            file://aufs_type.h \
 "
 
-PV = "3.0+git${SRCPV}"
+PV = "3.14+git${SRCPV}"
 
 S = "${WORKDIR}/git"