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-rw-r--r--arch/s390/include/asm/Kbuild1
-rw-r--r--arch/s390/include/asm/debug.h4
-rw-r--r--arch/s390/include/asm/diag.h3
-rw-r--r--arch/s390/include/asm/ftrace.h17
-rw-r--r--arch/s390/include/asm/kfence.h2
-rw-r--r--arch/s390/include/asm/kvm_host.h3
-rw-r--r--arch/s390/include/asm/maccess.h3
-rw-r--r--arch/s390/include/asm/page.h12
-rw-r--r--arch/s390/include/asm/pfault.h26
-rw-r--r--arch/s390/include/asm/pgtable.h2
-rw-r--r--arch/s390/include/asm/sclp.h1
-rw-r--r--arch/s390/include/asm/setup.h9
-rw-r--r--arch/s390/include/asm/uv.h6
13 files changed, 73 insertions, 16 deletions
diff --git a/arch/s390/include/asm/Kbuild b/arch/s390/include/asm/Kbuild
index 1a18d7b82f86..4b904110d27c 100644
--- a/arch/s390/include/asm/Kbuild
+++ b/arch/s390/include/asm/Kbuild
@@ -5,6 +5,5 @@ generated-y += syscall_table.h
generated-y += unistd_nr.h
generic-y += asm-offsets.h
-generic-y += export.h
generic-y += kvm_types.h
generic-y += mcs_spinlock.h
diff --git a/arch/s390/include/asm/debug.h b/arch/s390/include/asm/debug.h
index ac665b9670c5..ccd4e148b5ed 100644
--- a/arch/s390/include/asm/debug.h
+++ b/arch/s390/include/asm/debug.h
@@ -222,7 +222,7 @@ static inline debug_entry_t *debug_text_event(debug_info_t *id, int level,
/*
* IMPORTANT: Use "%s" in sprintf format strings with care! Only pointers are
- * stored in the s390dbf. See Documentation/s390/s390dbf.rst for more details!
+ * stored in the s390dbf. See Documentation/arch/s390/s390dbf.rst for more details!
*/
extern debug_entry_t *
__debug_sprintf_event(debug_info_t *id, int level, char *string, ...)
@@ -350,7 +350,7 @@ static inline debug_entry_t *debug_text_exception(debug_info_t *id, int level,
/*
* IMPORTANT: Use "%s" in sprintf format strings with care! Only pointers are
- * stored in the s390dbf. See Documentation/s390/s390dbf.rst for more details!
+ * stored in the s390dbf. See Documentation/arch/s390/s390dbf.rst for more details!
*/
extern debug_entry_t *
__debug_sprintf_exception(debug_info_t *id, int level, char *string, ...)
diff --git a/arch/s390/include/asm/diag.h b/arch/s390/include/asm/diag.h
index 902e0330dd91..bed804137537 100644
--- a/arch/s390/include/asm/diag.h
+++ b/arch/s390/include/asm/diag.h
@@ -36,6 +36,7 @@ enum diag_stat_enum {
DIAG_STAT_X304,
DIAG_STAT_X308,
DIAG_STAT_X318,
+ DIAG_STAT_X320,
DIAG_STAT_X500,
NR_DIAG_STAT
};
@@ -108,6 +109,8 @@ enum diag204_sc {
DIAG204_SUBC_STIB7 = 7
};
+#define DIAG204_SUBCODE_MASK 0xffff
+
/* The two available diag 204 data formats */
enum diag204_format {
DIAG204_INFO_SIMPLE = 0,
diff --git a/arch/s390/include/asm/ftrace.h b/arch/s390/include/asm/ftrace.h
index e5c5cb1207e2..5a82b08f03cd 100644
--- a/arch/s390/include/asm/ftrace.h
+++ b/arch/s390/include/asm/ftrace.h
@@ -54,6 +54,23 @@ static __always_inline struct pt_regs *arch_ftrace_get_regs(struct ftrace_regs *
return NULL;
}
+#ifdef CONFIG_FUNCTION_GRAPH_TRACER
+struct fgraph_ret_regs {
+ unsigned long gpr2;
+ unsigned long fp;
+};
+
+static __always_inline unsigned long fgraph_ret_regs_return_value(struct fgraph_ret_regs *ret_regs)
+{
+ return ret_regs->gpr2;
+}
+
+static __always_inline unsigned long fgraph_ret_regs_frame_pointer(struct fgraph_ret_regs *ret_regs)
+{
+ return ret_regs->fp;
+}
+#endif /* CONFIG_FUNCTION_GRAPH_TRACER */
+
static __always_inline unsigned long
ftrace_regs_get_instruction_pointer(const struct ftrace_regs *fregs)
{
diff --git a/arch/s390/include/asm/kfence.h b/arch/s390/include/asm/kfence.h
index d55ba878378b..e47fd8cbe701 100644
--- a/arch/s390/include/asm/kfence.h
+++ b/arch/s390/include/asm/kfence.h
@@ -35,7 +35,7 @@ static __always_inline void kfence_split_mapping(void)
static inline bool kfence_protect_page(unsigned long addr, bool protect)
{
- __kernel_map_pages(virt_to_page(addr), 1, !protect);
+ __kernel_map_pages(virt_to_page((void *)addr), 1, !protect);
return true;
}
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index 2bbc3d54959d..91bfecb91321 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -1028,6 +1028,9 @@ static inline int sie64a(struct kvm_s390_sie_block *sie_block, u64 *rsa)
extern char sie_exit;
+bool kvm_s390_pv_is_protected(struct kvm *kvm);
+bool kvm_s390_pv_cpu_is_protected(struct kvm_vcpu *vcpu);
+
extern int kvm_s390_gisc_register(struct kvm *kvm, u32 gisc);
extern int kvm_s390_gisc_unregister(struct kvm *kvm, u32 gisc);
diff --git a/arch/s390/include/asm/maccess.h b/arch/s390/include/asm/maccess.h
index cfec3141fdba..50225940d971 100644
--- a/arch/s390/include/asm/maccess.h
+++ b/arch/s390/include/asm/maccess.h
@@ -4,6 +4,9 @@
#include <linux/types.h>
+#define MEMCPY_REAL_SIZE PAGE_SIZE
+#define MEMCPY_REAL_MASK PAGE_MASK
+
struct iov_iter;
extern unsigned long __memcpy_real_area;
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index a9c138fcd2ad..cfec0743314e 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -191,8 +191,16 @@ int arch_make_page_accessible(struct page *page);
#define phys_to_page(phys) pfn_to_page(phys_to_pfn(phys))
#define page_to_phys(page) pfn_to_phys(page_to_pfn(page))
-#define pfn_to_virt(pfn) __va(pfn_to_phys(pfn))
-#define virt_to_pfn(kaddr) (phys_to_pfn(__pa(kaddr)))
+static inline void *pfn_to_virt(unsigned long pfn)
+{
+ return __va(pfn_to_phys(pfn));
+}
+
+static inline unsigned long virt_to_pfn(const void *kaddr)
+{
+ return phys_to_pfn(__pa(kaddr));
+}
+
#define pfn_to_kaddr(pfn) pfn_to_virt(pfn)
#define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr))
diff --git a/arch/s390/include/asm/pfault.h b/arch/s390/include/asm/pfault.h
new file mode 100644
index 000000000000..a1bee4a1e470
--- /dev/null
+++ b/arch/s390/include/asm/pfault.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright IBM Corp. 1999, 2023
+ */
+#ifndef _ASM_S390_PFAULT_H
+#define _ASM_S390_PFAULT_H
+
+#include <linux/errno.h>
+
+int __pfault_init(void);
+void __pfault_fini(void);
+
+static inline int pfault_init(void)
+{
+ if (IS_ENABLED(CONFIG_PFAULT))
+ return __pfault_init();
+ return -EOPNOTSUPP;
+}
+
+static inline void pfault_fini(void)
+{
+ if (IS_ENABLED(CONFIG_PFAULT))
+ __pfault_fini();
+}
+
+#endif /* _ASM_S390_PFAULT_H */
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index c55f3c3365af..30909fe27c24 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -89,8 +89,6 @@ extern unsigned long __bootdata_preserved(VMALLOC_END);
extern struct page *__bootdata_preserved(vmemmap);
extern unsigned long __bootdata_preserved(vmemmap_size);
-#define VMEM_MAX_PHYS ((unsigned long) vmemmap)
-
extern unsigned long __bootdata_preserved(MODULES_VADDR);
extern unsigned long __bootdata_preserved(MODULES_END);
#define MODULES_VADDR MODULES_VADDR
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h
index dac7da88f61f..5742d23bba13 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -86,6 +86,7 @@ struct sclp_info {
unsigned char has_kss : 1;
unsigned char has_gisaf : 1;
unsigned char has_diag318 : 1;
+ unsigned char has_diag320 : 1;
unsigned char has_sipl : 1;
unsigned char has_sipl_eckd : 1;
unsigned char has_dirq : 1;
diff --git a/arch/s390/include/asm/setup.h b/arch/s390/include/asm/setup.h
index f191255c60db..b30fe91166e3 100644
--- a/arch/s390/include/asm/setup.h
+++ b/arch/s390/include/asm/setup.h
@@ -74,6 +74,7 @@ extern unsigned int zlib_dfltcc_support;
extern int noexec_disabled;
extern unsigned long ident_map_size;
+extern unsigned long max_mappable;
/* The Write Back bit position in the physaddr is given by the SLPC PCI */
extern unsigned long mio_wb_bit_mask;
@@ -117,14 +118,6 @@ extern unsigned int console_irq;
#define SET_CONSOLE_VT220 do { console_mode = 4; } while (0)
#define SET_CONSOLE_HVC do { console_mode = 5; } while (0)
-#ifdef CONFIG_PFAULT
-extern int pfault_init(void);
-extern void pfault_fini(void);
-#else /* CONFIG_PFAULT */
-#define pfault_init() ({-1;})
-#define pfault_fini() do { } while (0)
-#endif /* CONFIG_PFAULT */
-
#ifdef CONFIG_VMCP
void vmcp_cma_reserve(void);
#else
diff --git a/arch/s390/include/asm/uv.h b/arch/s390/include/asm/uv.h
index d6bb2f4f78d1..d2cd42bb2c26 100644
--- a/arch/s390/include/asm/uv.h
+++ b/arch/s390/include/asm/uv.h
@@ -463,6 +463,7 @@ static inline int is_prot_virt_host(void)
return prot_virt_host;
}
+int uv_pin_shared(unsigned long paddr);
int gmap_make_secure(struct gmap *gmap, unsigned long gaddr, void *uvcb);
int gmap_destroy_page(struct gmap *gmap, unsigned long gaddr);
int uv_destroy_owned_page(unsigned long paddr);
@@ -475,6 +476,11 @@ void setup_uv(void);
#define is_prot_virt_host() 0
static inline void setup_uv(void) {}
+static inline int uv_pin_shared(unsigned long paddr)
+{
+ return 0;
+}
+
static inline int uv_destroy_owned_page(unsigned long paddr)
{
return 0;
generated by cgit v1.2.3 (git 2.39.0) at 2025-02-04 00:04:21 +0300