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| author |   Michael Ellerman <mpe@ellerman.id.au> | 2019-01-04 22:07:47 +1100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-01-04 22:07:47 +1100 |
| commit | d538d94f0ca86cfedc892cc427169219acb3c2f7 (patch) | |
| tree | 8363c4ff35907edb5245da737d7f6982bf22b945 /arch/xtensa/include/asm/processor.h | |
| parent | KVM: PPC: Book3S HV: radix: Fix uninitialized var build error (diff) | |
| parent | Remove 'type' argument from access_ok() function (diff) | |
| download | linux-dev-d538d94f0ca86cfedc892cc427169219acb3c2f7.tar.xz linux-dev-d538d94f0ca86cfedc892cc427169219acb3c2f7.zip | |
Merge branch 'master' into fixes
We have a fix to apply on top of commit 96d4f267e40f ("Remove 'type'
argument from access_ok() function"), so merge master to get it.
Diffstat (limited to 'arch/xtensa/include/asm/processor.h')
| -rw-r--r-- | arch/xtensa/include/asm/processor.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/xtensa/include/asm/processor.h b/arch/xtensa/include/asm/processor.h index 34a23016dd14..f7dd895b2353 100644 --- a/arch/xtensa/include/asm/processor.h +++ b/arch/xtensa/include/asm/processor.h @@ -13,6 +13,7 @@ #include <variant/core.h> #include <linux/compiler.h> +#include <linux/stringify.h> #include <asm/ptrace.h> #include <asm/types.h> #include <asm/regs.h> @@ -212,11 +213,18 @@ extern unsigned long get_wchan(struct task_struct *p); /* Special register access. */ -#define WSR(v,sr) __asm__ __volatile__ ("wsr %0,"__stringify(sr) :: "a"(v)); -#define RSR(v,sr) __asm__ __volatile__ ("rsr %0,"__stringify(sr) : "=a"(v)); - -#define set_sr(x,sr) ({unsigned int v=(unsigned int)x; WSR(v,sr);}) -#define get_sr(sr) ({unsigned int v; RSR(v,sr); v; }) +#define xtensa_set_sr(x, sr) \ + ({ \ + unsigned int v = (unsigned int)(x); \ + __asm__ __volatile__ ("wsr %0, "__stringify(sr) :: "a"(v)); \ + }) + +#define xtensa_get_sr(sr) \ + ({ \ + unsigned int v; \ + __asm__ __volatile__ ("rsr %0, "__stringify(sr) : "=a"(v)); \ + v; \ + }) #ifndef XCHAL_HAVE_EXTERN_REGS #define XCHAL_HAVE_EXTERN_REGS 0 |