Merge branch 'parisc-4.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux

Pull parisc fixes and cleanups from Helge Deller:
 "Nothing exiting in this patchset, just

   - small cleanups of header files

   - default to 4 CPUs when building a SMP kernel

   - mark 16kB and 64kB page sizes broken

   - addition of the new io_pgetevents syscall"

* 'parisc-4.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: Build kernel without -ffunction-sections
  parisc: Reduce debug output in unwind code
  parisc: Wire up io_pgetevents syscall
  parisc: Default to 4 SMP CPUs
  parisc: Convert printk(KERN_LEVEL) to pr_lvl()
  parisc: Mark 16kB and 64kB page sizes BROKEN
  parisc: Drop struct sigaction from not exported header file

Author: torvalds

arch/parisc/Kconfig

@@ -244,11 +244,11 @@ config PARISC_PAGE_SIZE_4KB
 
 config PARISC_PAGE_SIZE_16KB
 	bool "16KB"
-	depends on PA8X00
+	depends on PA8X00 && BROKEN
 
 config PARISC_PAGE_SIZE_64KB
 	bool "64KB"
-	depends on PA8X00
+	depends on PA8X00 && BROKEN
 
 endchoice
 
@@ -347,7 +347,7 @@ config NR_CPUS
 	int "Maximum number of CPUs (2-32)"
 	range 2 32
 	depends on SMP
-	default "32"
+	default "4"
 
 endmenu
 

arch/parisc/Makefile

@@ -65,10 +65,6 @@ endif
 # kernel.
 cflags-y	+= -mdisable-fpregs
 
-# Without this, "ld -r" results in .text sections that are too big
-# (> 0x40000) for branches to reach stubs.
-cflags-y	+= -ffunction-sections
-
 # Use long jumps instead of long branches (needed if your linker fails to
 # link a too big vmlinux executable). Not enabled for building modules.
 ifdef CONFIG_MLONGCALLS

arch/parisc/include/asm/signal.h

@@ -21,14 +21,6 @@ typedef struct {
 	unsigned long sig[_NSIG_WORDS];
 } sigset_t;
 
-#ifndef __KERNEL__
-struct sigaction {
-	__sighandler_t sa_handler;
-	unsigned long sa_flags;
-	sigset_t sa_mask;		/* mask last for extensibility */
-};
-#endif
-
 #include <asm/sigcontext.h>
 
 #endif /* !__ASSEMBLY */

arch/parisc/include/uapi/asm/unistd.h

@@ -364,8 +364,9 @@
 #define __NR_preadv2		(__NR_Linux + 347)
 #define __NR_pwritev2		(__NR_Linux + 348)
 #define __NR_statx		(__NR_Linux + 349)
+#define __NR_io_pgetevents	(__NR_Linux + 350)
 
-#define __NR_Linux_syscalls	(__NR_statx + 1)
+#define __NR_Linux_syscalls	(__NR_io_pgetevents + 1)
 
 
 #define __IGNORE_select		/* newselect */

arch/parisc/kernel/drivers.c

@@ -154,17 +154,14 @@ int register_parisc_driver(struct parisc_driver *driver)
 {
 	/* FIXME: we need this because apparently the sti
 	 * driver can be registered twice */
-	if(driver->drv.name) {
-		printk(KERN_WARNING 
-		       "BUG: skipping previously registered driver %s\n",
-		       driver->name);
+	if (driver->drv.name) {
+		pr_warn("BUG: skipping previously registered driver %s\n",
+			driver->name);
 		return 1;
 	}
 
 	if (!driver->probe) {
-		printk(KERN_WARNING 
-		       "BUG: driver %s has no probe routine\n",
-		       driver->name);
+		pr_warn("BUG: driver %s has no probe routine\n", driver->name);
 		return 1;
 	}
 
@@ -491,12 +488,9 @@ alloc_pa_dev(unsigned long hpa, struct hardware_path *mod_path)
 
 	dev = create_parisc_device(mod_path);
 	if (dev->id.hw_type != HPHW_FAULTY) {
-		printk(KERN_ERR "Two devices have hardware path [%s].  "
-				"IODC data for second device: "
-				"%02x%02x%02x%02x%02x%02x\n"
-				"Rearranging GSC cards sometimes helps\n",
-			parisc_pathname(dev), iodc_data[0], iodc_data[1],
-			iodc_data[3], iodc_data[4], iodc_data[5], iodc_data[6]);
+		pr_err("Two devices have hardware path [%s].  IODC data for second device: %7phN\n"
+		       "Rearranging GSC cards sometimes helps\n",
+			parisc_pathname(dev), iodc_data);
 		return NULL;
 	}
 
@@ -528,8 +522,7 @@ alloc_pa_dev(unsigned long hpa, struct hardware_path *mod_path)
 	 * the keyboard controller
 	 */
 	if ((hpa & 0xfff) == 0 && insert_resource(&iomem_resource, &dev->hpa))
-		printk("Unable to claim HPA %lx for device %s\n",
-				hpa, name);
+		pr_warn("Unable to claim HPA %lx for device %s\n", hpa, name);
 
 	return dev;
 }
@@ -875,7 +868,7 @@ static void print_parisc_device(struct parisc_device *dev)
 	static int count;
 
 	print_pa_hwpath(dev, hw_path);
-	printk(KERN_INFO "%d. %s at 0x%px [%s] { %d, 0x%x, 0x%.3x, 0x%.5x }",
+	pr_info("%d. %s at 0x%px [%s] { %d, 0x%x, 0x%.3x, 0x%.5x }",
 		++count, dev->name, (void*) dev->hpa.start, hw_path, dev->id.hw_type,
 		dev->id.hversion_rev, dev->id.hversion, dev->id.sversion);
 

arch/parisc/kernel/syscall_table.S

@@ -445,6 +445,7 @@
 	ENTRY_COMP(preadv2)
 	ENTRY_COMP(pwritev2)
 	ENTRY_SAME(statx)
+	ENTRY_COMP(io_pgetevents)	/* 350 */
 
 
 .ifne (. - 90b) - (__NR_Linux_syscalls * (91b - 90b))

arch/parisc/kernel/unwind.c

@@ -25,7 +25,7 @@
 
 /* #define DEBUG 1 */
 #ifdef DEBUG
-#define dbg(x...) printk(x)
+#define dbg(x...) pr_debug(x)
 #else
 #define dbg(x...)
 #endif
@@ -182,7 +182,7 @@ int __init unwind_init(void)
 	start = (long)&__start___unwind[0];
 	stop = (long)&__stop___unwind[0];
 
-	printk("unwind_init: start = 0x%lx, end = 0x%lx, entries = %lu\n", 
+	dbg("unwind_init: start = 0x%lx, end = 0x%lx, entries = %lu\n",
 	    start, stop,
 	    (stop - start) / sizeof(struct unwind_table_entry));