From aad7d40f3ecb093f84b2c9d5d73012f455247f71 Mon Sep 17 00:00:00 2001 From: florian Date: Sun, 16 Mar 2008 20:32:45 +0000 Subject: [PATCH] Fix compilation of fuse with 2.6.24 git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10609 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/fuse/patches/300-2.6.24_fixes.patch | 246 ++++++++++++++++++++ 1 file changed, 246 insertions(+) create mode 100644 package/fuse/patches/300-2.6.24_fixes.patch diff --git a/package/fuse/patches/300-2.6.24_fixes.patch b/package/fuse/patches/300-2.6.24_fixes.patch new file mode 100644 index 000000000..e8f761e37 --- /dev/null +++ b/package/fuse/patches/300-2.6.24_fixes.patch @@ -0,0 +1,246 @@ +# HG changeset patch +# User mszeredi +# Date 1197485983 0 +# Node ID 5b8914cfe0fb7ccfb6e7f61512374d8541f2a193 +# Parent 81a85541800582144b7381e0b022c10245facc61 +Fix kernel module compile for 2.6.24 + +--- a/kernel/dir.c Wed Dec 12 14:33:17 2007 +0000 ++++ b/kernel/dir.c Wed Dec 12 18:59:43 2007 +0000 +@@ -191,7 +191,7 @@ static int invalid_nodeid(u64 nodeid) + return !nodeid || nodeid == FUSE_ROOT_ID; + } + +-static struct dentry_operations fuse_dentry_operations = { ++struct dentry_operations fuse_dentry_operations = { + .d_revalidate = fuse_dentry_revalidate, + }; + +@@ -378,6 +378,7 @@ static int fuse_create_open(struct inode + } + fuse_put_request(fc, forget_req); + d_instantiate(entry, inode); ++ fuse_invalidate_attr(dir); + fuse_change_timeout(entry, &outentry); + file = lookup_instantiate_filp(nd, entry, generic_file_open); + if (IS_ERR(file)) { +@@ -619,6 +620,9 @@ static int fuse_rename(struct inode *old + err = req->out.h.error; + fuse_put_request(fc, req); + if (!err) { ++ /* ctime changes */ ++ fuse_invalidate_attr(oldent->d_inode); ++ + fuse_invalidate_attr(olddir); + if (olddir != newdir) + fuse_invalidate_attr(newdir); +--- a/kernel/fuse_i.h Wed Dec 12 14:33:17 2007 +0000 ++++ b/kernel/fuse_i.h Wed Dec 12 18:59:43 2007 +0000 +@@ -47,6 +47,9 @@ + #endif + #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23) + # define KERNEL_2_6_23_PLUS ++#endif ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24) ++# define KERNEL_2_6_24_PLUS + #endif + + #if defined(__arm__) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) +@@ -647,3 +650,5 @@ int fuse_valid_type(int m); + * Is task allowed to perform filesystem operation? + */ + int fuse_allow_task(struct fuse_conn *fc, struct task_struct *task); ++ ++extern struct dentry_operations fuse_dentry_operations; +--- a/kernel/inode.c Wed Dec 12 14:33:17 2007 +0000 ++++ b/kernel/inode.c Wed Dec 12 18:59:43 2007 +0000 +@@ -520,21 +520,26 @@ static struct inode *get_root_inode(stru + #ifdef HAVE_EXPORTFS_H + #include + #endif +-static struct dentry *fuse_get_dentry(struct super_block *sb, void *vobjp) ++ ++struct fuse_inode_handle + { +- __u32 *objp = vobjp; +- unsigned long nodeid = objp[0]; +- __u32 generation = objp[1]; ++ u64 nodeid; ++ u32 generation; ++}; ++ ++static struct dentry *fuse_get_dentry(struct super_block *sb, ++ struct fuse_inode_handle *handle) ++{ + struct inode *inode; + struct dentry *entry; + +- if (nodeid == 0) ++ if (handle->nodeid == 0) + return ERR_PTR(-ESTALE); + +- inode = ilookup5(sb, nodeid, fuse_inode_eq, &nodeid); ++ inode = ilookup5(sb, handle->nodeid, fuse_inode_eq, &handle->nodeid); + if (!inode) + return ERR_PTR(-ESTALE); +- if (inode->i_generation != generation) { ++ if (inode->i_generation != handle->generation) { + iput(inode); + return ERR_PTR(-ESTALE); + } +@@ -544,42 +549,130 @@ static struct dentry *fuse_get_dentry(st + iput(inode); + return ERR_PTR(-ENOMEM); + } ++ entry->d_op = &fuse_dentry_operations; + + return entry; + } + +-static int fuse_encode_fh(struct dentry *dentry, __u32 *fh, int *max_len, +- int connectable) ++static int fuse_encode_fh(struct dentry *dentry, u32 *fh, int *max_len, ++ int connectable) + { + struct inode *inode = dentry->d_inode; + int len = *max_len; + int type = 1; ++ u64 nodeid; ++ u32 generation; + +- if (len < 2 || (connectable && len < 4)) +- return 255; ++ if (len < 3 || (connectable && len < 6)) ++ return 255; + +- len = 2; +- fh[0] = get_fuse_inode(inode)->nodeid; +- fh[1] = inode->i_generation; ++ nodeid = get_fuse_inode(inode)->nodeid; ++ generation = inode->i_generation; ++ ++ len = 3; ++ fh[0] = (u32)(nodeid >> 32); ++ fh[1] = (u32)(nodeid & 0xffffffff); ++ fh[2] = generation; ++ + if (connectable && !S_ISDIR(inode->i_mode)) { + struct inode *parent; + + spin_lock(&dentry->d_lock); + parent = dentry->d_parent->d_inode; +- fh[2] = get_fuse_inode(parent)->nodeid; +- fh[3] = parent->i_generation; ++ nodeid = get_fuse_inode(parent)->nodeid; ++ generation = parent->i_generation; ++ ++ fh[3] = (u32)(nodeid >> 32); ++ fh[4] = (u32)(nodeid & 0xffffffff); ++ fh[5] = generation; + spin_unlock(&dentry->d_lock); +- len = 4; ++ ++ len = 6; + type = 2; + } ++ + *max_len = len; + return type; + } + ++#ifdef KERNEL_2_6_24_PLUS ++static struct dentry *fuse_fh_to_dentry(struct super_block *sb, ++ struct fid *fid, int fh_len, int fh_type) ++{ ++ struct fuse_inode_handle handle; ++ ++ if (fh_len < 3 || fh_type > 2) ++ return NULL; ++ ++ handle.nodeid = (u64) fid->raw[0] << 32; ++ handle.nodeid |= (u64) fid->raw[1]; ++ handle.generation = fid->raw[2]; ++ return fuse_get_dentry(sb, &handle); ++} ++ ++static struct dentry *fuse_fh_to_parent(struct super_block *sb, ++ struct fid *fid, int fh_len, int fh_type) ++{ ++ struct fuse_inode_handle parent; ++ ++ if (fh_type != 2 || fh_len < 6) ++ return NULL; ++ ++ parent.nodeid = (u64) fid->raw[3] << 32; ++ parent.nodeid |= (u64) fid->raw[4]; ++ parent.generation = fid->raw[5]; ++ return fuse_get_dentry(sb, &parent); ++} ++ ++ ++static const struct export_operations fuse_export_operations = { ++ .fh_to_dentry = fuse_fh_to_dentry, ++ .fh_to_parent = fuse_fh_to_parent, ++ .encode_fh = fuse_encode_fh, ++}; ++#else ++static struct dentry *fuse_get_dentry_old(struct super_block *sb, void *objp) ++{ ++ return fuse_get_dentry(sb, objp); ++} ++ ++static struct dentry *fuse_decode_fh(struct super_block *sb, u32 *fh, ++ int fh_len, int fileid_type, ++ int (*acceptable)(void *context, struct dentry *de), ++ void *context) ++{ ++ struct fuse_inode_handle handle; ++ struct fuse_inode_handle parent; ++ ++ if (fh_len < 3 || fileid_type > 2) ++ return NULL; ++ ++ if (fileid_type == 2) { ++ if (fh_len < 6) ++ return NULL; ++ ++ parent.nodeid = (u64) fh[3] << 32; ++ parent.nodeid |= (u64) fh[4]; ++ parent.generation = fh[5]; ++ } else { ++ parent.nodeid = 0; ++ parent.generation = 0; ++ } ++ ++ handle.nodeid = (u64) fh[0] << 32; ++ handle.nodeid |= (u64) fh[1]; ++ handle.generation = fh[2]; ++ ++ return ret = fuse_export_operations. ++ find_exported_dentry(sb, &handle, &parent, acceptable, context); ++} ++ + static struct export_operations fuse_export_operations = { +- .get_dentry = fuse_get_dentry, ++ .get_dentry = fuse_get_dentry_old, + .encode_fh = fuse_encode_fh, ++ .decode_fh = fuse_decode_fh, + }; ++#endif + #endif + + static struct super_operations fuse_super_operations = { +@@ -845,8 +938,12 @@ static decl_subsys(fuse, NULL, NULL); + static decl_subsys(fuse, NULL, NULL); + static decl_subsys(connections, NULL, NULL); + ++#ifdef KERNEL_2_6_24_PLUS ++static void fuse_inode_init_once(struct kmem_cache *cachep, void *foo) ++#else + static void fuse_inode_init_once(void *foo, struct kmem_cache *cachep, + unsigned long flags) ++#endif + { + struct inode * inode = foo; + + -- 2.20.1