kernel: generic: add 3.10-rc1 support
[openwrt/svn-archive/archive.git] / target / linux / generic / patches-3.10 / 309-mips_fuse_workaround.patch
diff --git a/target/linux/generic/patches-3.10/309-mips_fuse_workaround.patch b/target/linux/generic/patches-3.10/309-mips_fuse_workaround.patch
new file mode 100644 (file)
index 0000000..1975215
--- /dev/null
@@ -0,0 +1,32 @@
+--- a/arch/mips/mm/cache.c
++++ b/arch/mips/mm/cache.c
+@@ -39,6 +39,7 @@ void (*__flush_kernel_vmap_range)(unsign
+ void (*__invalidate_kernel_vmap_range)(unsigned long vaddr, int size);
+ EXPORT_SYMBOL_GPL(__flush_kernel_vmap_range);
++EXPORT_SYMBOL(__flush_cache_all);
+ /* MIPS specific cache operations */
+ void (*flush_cache_sigtramp)(unsigned long addr);
+--- a/fs/fuse/dev.c
++++ b/fs/fuse/dev.c
+@@ -20,6 +20,9 @@
+ #include <linux/swap.h>
+ #include <linux/splice.h>
+ #include <linux/aio.h>
++#ifdef CONFIG_MIPS
++#include <asm/cacheflush.h>
++#endif
+ MODULE_ALIAS_MISCDEV(FUSE_MINOR);
+ MODULE_ALIAS("devname:fuse");
+@@ -759,6 +762,9 @@ static int fuse_copy_fill(struct fuse_co
+ static int fuse_copy_do(struct fuse_copy_state *cs, void **val, unsigned *size)
+ {
+       unsigned ncpy = min(*size, cs->len);
++#ifdef CONFIG_MIPS
++      __flush_cache_all();
++#endif
+       if (val) {
+               if (cs->write)
+                       memcpy(cs->buf, *val, ncpy);