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-rw-r--r--arch/powerpc/perf/hv-24x7.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index f5bca73d92b8..3e8f60a1d53f 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -155,16 +155,28 @@ static ssize_t read_offset_data(void *dest, size_t dest_len,
155 return copy_len; 155 return copy_len;
156} 156}
157 157
158static unsigned long h_get_24x7_catalog_page(char page[static 4096], 158static unsigned long h_get_24x7_catalog_page_(unsigned long phys_4096,
159 u32 version, u32 index) 159 unsigned long version,
160 unsigned long index)
160{ 161{
161 WARN_ON(!IS_ALIGNED((unsigned long)page, 4096)); 162 pr_devel("h_get_24x7_catalog_page(0x%lx, %lu, %lu)",
163 phys_4096,
164 version,
165 index);
166 WARN_ON(!IS_ALIGNED(phys_4096, 4096));
162 return plpar_hcall_norets(H_GET_24X7_CATALOG_PAGE, 167 return plpar_hcall_norets(H_GET_24X7_CATALOG_PAGE,
163 virt_to_phys(page), 168 phys_4096,
164 version, 169 version,
165 index); 170 index);
166} 171}
167 172
173static unsigned long h_get_24x7_catalog_page(char page[static 4096],
174 u32 version, u32 index)
175{
176 return h_get_24x7_catalog_page_(virt_to_phys(page),
177 version, index);
178}
179
168static ssize_t catalog_read(struct file *filp, struct kobject *kobj, 180static ssize_t catalog_read(struct file *filp, struct kobject *kobj,
169 struct bin_attribute *bin_attr, char *buf, 181 struct bin_attribute *bin_attr, char *buf,
170 loff_t offset, size_t count) 182 loff_t offset, size_t count)