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| author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
| commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
| tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/mips/lib/strncpy_user.S | |
| parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
| download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip | |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/mips/lib/strncpy_user.S')
| -rw-r--r-- | ANDROID_3.4.5/arch/mips/lib/strncpy_user.S | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/ANDROID_3.4.5/arch/mips/lib/strncpy_user.S b/ANDROID_3.4.5/arch/mips/lib/strncpy_user.S deleted file mode 100644 index 7201b2ff..00000000 --- a/ANDROID_3.4.5/arch/mips/lib/strncpy_user.S +++ /dev/null @@ -1,59 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 1996, 1999 by Ralf Baechle - */ -#include <linux/errno.h> -#include <asm/asm.h> -#include <asm/asm-offsets.h> -#include <asm/regdef.h> - -#define EX(insn,reg,addr,handler) \ -9: insn reg, addr; \ - .section __ex_table,"a"; \ - PTR 9b, handler; \ - .previous - -/* - * Returns: -EFAULT if exception before terminator, N if the entire - * buffer filled, else strlen. - */ - -/* - * Ugly special case have to check: we might get passed a user space - * pointer which wraps into the kernel space. We don't deal with that. If - * it happens at most some bytes of the exceptions handlers will be copied. - */ - -LEAF(__strncpy_from_user_asm) - LONG_L v0, TI_ADDR_LIMIT($28) # pointer ok? - and v0, a1 - bnez v0, .Lfault - -FEXPORT(__strncpy_from_user_nocheck_asm) - move v0, zero - move v1, a1 - .set noreorder -1: EX(lbu, t0, (v1), .Lfault) - PTR_ADDIU v1, 1 - R10KCBARRIER(0(ra)) - beqz t0, 2f - sb t0, (a0) - PTR_ADDIU v0, 1 - .set reorder - PTR_ADDIU a0, 1 - bne v0, a2, 1b -2: PTR_ADDU t0, a1, v0 - xor t0, a1 - bltz t0, .Lfault - jr ra # return n - END(__strncpy_from_user_asm) - -.Lfault: li v0, -EFAULT - jr ra - - .section __ex_table,"a" - PTR 1b, .Lfault - .previous |