diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2014-04-16 02:46:11 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-05-21 11:12:55 +0200 |
| commit | 85c51c511d6373d4bc859458fd3f130015db31a5 (patch) | |
| tree | c0b1076aba628760c3a9da5c46b818d2158634ad /arch/mips/math-emu/cp1emu.c | |
| parent | 6d18b6246d2bfb9da2d342553e41565e14422089 (diff) | |
MIPS: math-emu: Move all debug fs code to a separate file.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/math-emu/cp1emu.c')
| -rw-r--r-- | arch/mips/math-emu/cp1emu.c | 57 |
1 files changed, 1 insertions, 56 deletions
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c index 3ef9d99a729e..c4b855e7b0e0 100644 --- a/arch/mips/math-emu/cp1emu.c +++ b/arch/mips/math-emu/cp1emu.c @@ -35,6 +35,7 @@ */ #include <linux/sched.h> #include <linux/debugfs.h> +#include <linux/percpu-defs.h> #include <linux/perf_event.h> #include <asm/branch.h> @@ -66,12 +67,6 @@ static int fpux_emu(struct pt_regs *, struct mips_fpu_struct *, mips_instruction, void *__user *); #endif -/* Further private data for which no space exists in mips_fpu_struct */ - -#ifdef CONFIG_DEBUG_FS -DEFINE_PER_CPU(struct mips_fpu_emulator_stats, fpuemustats); -#endif - /* Control registers */ #define FPCREG_RID 0 /* $0 = revision id */ @@ -2158,53 +2153,3 @@ int fpu_emulator_cop1Handler(struct pt_regs *xcp, struct mips_fpu_struct *ctx, return sig; } - -#ifdef CONFIG_DEBUG_FS - -static int fpuemu_stat_get(void *data, u64 *val) -{ - int cpu; - unsigned long sum = 0; - for_each_online_cpu(cpu) { - struct mips_fpu_emulator_stats *ps; - local_t *pv; - ps = &per_cpu(fpuemustats, cpu); - pv = (void *)ps + (unsigned long)data; - sum += local_read(pv); - } - *val = sum; - return 0; -} -DEFINE_SIMPLE_ATTRIBUTE(fops_fpuemu_stat, fpuemu_stat_get, NULL, "%llu\n"); - -extern struct dentry *mips_debugfs_dir; -static int __init debugfs_fpuemu(void) -{ - struct dentry *d, *dir; - - if (!mips_debugfs_dir) - return -ENODEV; - dir = debugfs_create_dir("fpuemustats", mips_debugfs_dir); - if (!dir) - return -ENOMEM; - -#define FPU_STAT_CREATE(M) \ - do { \ - d = debugfs_create_file(#M , S_IRUGO, dir, \ - (void *)offsetof(struct mips_fpu_emulator_stats, M), \ - &fops_fpuemu_stat); \ - if (!d) \ - return -ENOMEM; \ - } while (0) - - FPU_STAT_CREATE(emulated); - FPU_STAT_CREATE(loads); - FPU_STAT_CREATE(stores); - FPU_STAT_CREATE(cp1ops); - FPU_STAT_CREATE(cp1xops); - FPU_STAT_CREATE(errors); - - return 0; -} -__initcall(debugfs_fpuemu); -#endif |