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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-09 21:08:15 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-09 21:08:15 +0200 |
| commit | 593c75463ab6d6985cdc9916f3d1c28b5f6340cd (patch) | |
| tree | fead1a52de9609ccd841bc4caa3a2ea44ddff932 /arch/parisc/include | |
| parent | Merge branch 'x86-kdump-for-linus' of git://git.kernel.org/pub/scm/linux/kern... (diff) | |
| parent | parisc: asm: psw.h: missing header guard (diff) | |
| download | linux-593c75463ab6d6985cdc9916f3d1c28b5f6340cd.tar.xz linux-593c75463ab6d6985cdc9916f3d1c28b5f6340cd.zip | |
Merge branch 'parisc-5.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull parisc updates from Helge Deller:
"Dynamic ftrace support by Sven Schnelle and a header guard fix by
Denis Efremov"
* 'parisc-5.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
parisc: asm: psw.h: missing header guard
parisc: add dynamic ftrace
compiler.h: add CC_USING_PATCHABLE_FUNCTION_ENTRY
parisc: use pr_debug() in kernel/module.c
parisc: add WARN_ON() to clear_fixmap
parisc: add spinlock to patch function
parisc: add support for patching multiple words
Diffstat (limited to 'arch/parisc/include')
| -rw-r--r-- | arch/parisc/include/asm/ftrace.h | 15 | ||||
| -rw-r--r-- | arch/parisc/include/asm/patch.h | 4 | ||||
| -rw-r--r-- | arch/parisc/include/asm/psw.h | 2 |
3 files changed, 17 insertions, 4 deletions
diff --git a/arch/parisc/include/asm/ftrace.h b/arch/parisc/include/asm/ftrace.h index 42b2c75a1645..958c0aa5dbb2 100644 --- a/arch/parisc/include/asm/ftrace.h +++ b/arch/parisc/include/asm/ftrace.h @@ -5,12 +5,23 @@ #ifndef __ASSEMBLY__ extern void mcount(void); -#define MCOUNT_INSN_SIZE 4 - +#define MCOUNT_ADDR ((unsigned long)mcount) +#define MCOUNT_INSN_SIZE 4 +#define CC_USING_NOP_MCOUNT extern unsigned long sys_call_table[]; extern unsigned long return_address(unsigned int); +#ifdef CONFIG_DYNAMIC_FTRACE +extern void ftrace_caller(void); + +struct dyn_arch_ftrace { +}; + +unsigned long ftrace_call_adjust(unsigned long addr); + +#endif + #define ftrace_return_address(n) return_address(n) #endif /* __ASSEMBLY__ */ diff --git a/arch/parisc/include/asm/patch.h b/arch/parisc/include/asm/patch.h index 685b58a13968..400d84c6e504 100644 --- a/arch/parisc/include/asm/patch.h +++ b/arch/parisc/include/asm/patch.h @@ -4,8 +4,10 @@ /* stop machine and patch kernel text */ void patch_text(void *addr, unsigned int insn); +void patch_text_multiple(void *addr, u32 *insn, unsigned int len); /* patch kernel text with machine already stopped (e.g. in kgdb) */ -void __patch_text(void *addr, unsigned int insn); +void __patch_text(void *addr, u32 insn); +void __patch_text_multiple(void *addr, u32 *insn, unsigned int len); #endif diff --git a/arch/parisc/include/asm/psw.h b/arch/parisc/include/asm/psw.h index 76c301146c31..46921ffcc407 100644 --- a/arch/parisc/include/asm/psw.h +++ b/arch/parisc/include/asm/psw.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_PSW_H - +#define _PARISC_PSW_H #define PSW_I 0x00000001 #define PSW_D 0x00000002 |