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--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2587,6 +2587,15 @@ int shmem_unuse(swp_entry_t entry, struc
/* common code */
+void shmem_set_file(struct vm_area_struct *vma, struct file *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
@@ -2665,10 +2674,7 @@ int shmem_zero_setup(struct vm_area_stru
if (IS_ERR(file))
return PTR_ERR(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
@@ -521,6 +521,7 @@ struct files_struct *get_files_struct(st
return files;
}
+EXPORT_SYMBOL_GPL(get_files_struct);
void put_files_struct(struct files_struct *files)
{
@@ -540,6 +541,7 @@ 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
@@ -158,6 +158,7 @@ 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
@@ -5121,6 +5121,7 @@ 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
@@ -2387,6 +2388,7 @@ 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
@@ -1025,6 +1025,7 @@ 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)
{
@@ -1138,6 +1139,7 @@ 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)
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