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| author | Rob Herring <rob.herring@calxeda.com> | 2013-11-07 10:34:46 -0600 |
|---|---|---|
| committer | Rob Herring <rob.herring@calxeda.com> | 2013-11-07 10:34:46 -0600 |
| commit | b5480950c6cbb7b07ab1c1a5af0dc661a1cb6f24 (patch) | |
| tree | b5fcb00387a838beb2bcf2f8ed2fd3d6d460c8ae /arch/parisc/lib/memcpy.c | |
| parent | e363bbac316ffb5daaf45d855f82680148cafe20 (diff) | |
| parent | 355e62f5ad12b005c862838156262eb2df2f8dff (diff) | |
Merge remote-tracking branch 'grant/devicetree/next' into for-next
Diffstat (limited to 'arch/parisc/lib/memcpy.c')
| -rw-r--r-- | arch/parisc/lib/memcpy.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/parisc/lib/memcpy.c b/arch/parisc/lib/memcpy.c index ac4370b1ca4..b5507ec06b8 100644 --- a/arch/parisc/lib/memcpy.c +++ b/arch/parisc/lib/memcpy.c @@ -56,7 +56,7 @@ #ifdef __KERNEL__ #include <linux/module.h> #include <linux/compiler.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #define s_space "%%sr1" #define d_space "%%sr2" #else @@ -524,4 +524,17 @@ EXPORT_SYMBOL(copy_to_user); EXPORT_SYMBOL(copy_from_user); EXPORT_SYMBOL(copy_in_user); EXPORT_SYMBOL(memcpy); + +long probe_kernel_read(void *dst, const void *src, size_t size) +{ + unsigned long addr = (unsigned long)src; + + if (size < 0 || addr < PAGE_SIZE) + return -EFAULT; + + /* check for I/O space F_EXTEND(0xfff00000) access as well? */ + + return __probe_kernel_read(dst, src, size); +} + #endif |