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-rw-r--r--include/linux/oprofile.h14
1 files changed, 12 insertions, 2 deletions
diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h
index 559c4c38a9c7..0d514b252454 100644
--- a/include/linux/oprofile.h
+++ b/include/linux/oprofile.h
@@ -61,6 +61,16 @@ void oprofile_arch_exit(void);
61 */ 61 */
62void oprofile_add_sample(struct pt_regs * const regs, unsigned long event); 62void oprofile_add_sample(struct pt_regs * const regs, unsigned long event);
63 63
64/**
65 * Add an extended sample. Use this when the PC is not from the regs, and
66 * we cannot determine if we're in kernel mode from the regs.
67 *
68 * This function does perform a backtrace.
69 *
70 */
71void oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs,
72 unsigned long event, int is_kernel);
73
64/* Use this instead when the PC value is not from the regs. Doesn't 74/* Use this instead when the PC value is not from the regs. Doesn't
65 * backtrace. */ 75 * backtrace. */
66void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event); 76void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event);
@@ -74,10 +84,10 @@ void oprofile_add_trace(unsigned long eip);
74 * the specified file operations. 84 * the specified file operations.
75 */ 85 */
76int oprofilefs_create_file(struct super_block * sb, struct dentry * root, 86int oprofilefs_create_file(struct super_block * sb, struct dentry * root,
77 char const * name, struct file_operations * fops); 87 char const * name, const struct file_operations * fops);
78 88
79int oprofilefs_create_file_perm(struct super_block * sb, struct dentry * root, 89int oprofilefs_create_file_perm(struct super_block * sb, struct dentry * root,
80 char const * name, struct file_operations * fops, int perm); 90 char const * name, const struct file_operations * fops, int perm);
81 91
82/** Create a file for read/write access to an unsigned long. */ 92/** Create a file for read/write access to an unsigned long. */
83int oprofilefs_create_ulong(struct super_block * sb, struct dentry * root, 93int oprofilefs_create_ulong(struct super_block * sb, struct dentry * root,