preliminary 2.6.30 support

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15468 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 116 insertions, 0 deletions

diff --git a/target/linux/generic-2.6/patches-2.6.30/980-vm_exports.patch b/target/linux/generic-2.6/patches-2.6.30/980-vm_exports.patch
new file mode 100644
index 000000000..ca2f052a4
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.30/980-vm_exports.patch
@@ -0,0 +1,116 @@
+--- a/mm/shmem.c
++++ b/mm/shmem.c
+@@ -2587,6 +2587,16 @@ int shmem_unuse(swp_entry_t entry, struc
+ 
+ /* common code */
+ 
++void shmem_set_file(struct vm_area_struct *vma, struct file *file)
++{
++	ima_shm_check(file);
++	if (vma->vm_file)
++		fput(vma->vm_file);
++	vma->vm_file = file;
++	vma->vm_ops = &shmem_vm_ops;
++}
++EXPORT_SYMBOL_GPL(shmem_set_file);
++
+ /**
+  * shmem_file_setup - get an unlinked file living in tmpfs
+  * @name: name for dentry (to be seen in /proc/<pid>/maps
+@@ -2665,11 +2675,7 @@ int shmem_zero_setup(struct vm_area_stru
+ 	if (IS_ERR(file))
+ 		return PTR_ERR(file);
+ 
+-	ima_shm_check(file);
+-	if (vma->vm_file)
+-		fput(vma->vm_file);
+-	vma->vm_file = file;
+-	vma->vm_ops = &shmem_vm_ops;
++	shmem_set_file(vma, file);
+ 	return 0;
+ }
+ 
+--- a/fs/file.c
++++ b/fs/file.c
+@@ -270,6 +270,7 @@ int expand_files(struct files_struct *fi
+ 	/* All good, so we try */
+ 	return expand_fdtable(files, nr);
+ }
++EXPORT_SYMBOL_GPL(expand_files);
+ 
+ static int count_open_files(struct fdtable *fdt)
+ {
+--- a/kernel/exit.c
++++ b/kernel/exit.c
+@@ -508,6 +508,7 @@ struct files_struct *get_files_struct(st
+ 
+ 	return files;
+ }
++EXPORT_SYMBOL_GPL(get_files_struct);
+ 
+ void put_files_struct(struct files_struct *files)
+ {
+@@ -527,6 +528,7 @@ void put_files_struct(struct files_struc
+ 		free_fdtable(fdt);
+ 	}
+ }
++EXPORT_SYMBOL_GPL(put_files_struct);
+ 
+ void reset_files_struct(struct files_struct *files)
+ {
+--- a/kernel/fork.c
++++ b/kernel/fork.c
+@@ -160,6 +160,7 @@ void __put_task_struct(struct task_struc
+ 	if (!profile_handoff_task(tsk))
+ 		free_task(tsk);
+ }
++EXPORT_SYMBOL_GPL(__put_task_struct);
+ 
+ /*
+  * macro override instead of weak attribute alias, to workaround
+--- a/kernel/sched.c
++++ b/kernel/sched.c
+@@ -5600,6 +5600,7 @@ int can_nice(const struct task_struct *p
+ 	return (nice_rlim <= p->signal->rlim[RLIMIT_NICE].rlim_cur ||
+ 		capable(CAP_SYS_NICE));
+ }
++EXPORT_SYMBOL_GPL(can_nice);
+ 
+ #ifdef __ARCH_WANT_SYS_NICE
+ 
+--- a/mm/memory.c
++++ b/mm/memory.c
+@@ -1063,6 +1063,7 @@ unsigned long zap_page_range(struct vm_a
+ 		tlb_finish_mmu(tlb, address, end);
+ 	return end;
+ }
++EXPORT_SYMBOL_GPL(zap_page_range);
+ 
+ /**
+  * zap_vma_ptes - remove ptes mapping the vma
+@@ -2405,6 +2406,7 @@ int vmtruncate_range(struct inode *inode
+ 
+ 	return 0;
+ }
++EXPORT_SYMBOL_GPL(vmtruncate_range);
+ 
+ /*
+  * We enter with non-exclusive mmap_sem (to exclude vma changes,
+--- a/mm/vmalloc.c
++++ b/mm/vmalloc.c
+@@ -1100,6 +1100,7 @@ void unmap_kernel_range(unsigned long ad
+ 	vunmap_page_range(addr, end);
+ 	flush_tlb_kernel_range(addr, end);
+ }
++EXPORT_SYMBOL_GPL(unmap_kernel_range);
+ 
+ int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages)
+ {
+@@ -1213,6 +1214,7 @@ struct vm_struct *get_vm_area(unsigned l
+ 	return __get_vm_area_node(size, flags, VMALLOC_START, VMALLOC_END,
+ 				-1, GFP_KERNEL, __builtin_return_address(0));
+ }
++EXPORT_SYMBOL_GPL(get_vm_area);
+ 
+ struct vm_struct *get_vm_area_caller(unsigned long size, unsigned long flags,
+ 				void *caller)