Merge drm/drm-next into drm-intel-next-queued

Some DSI and VBT pending patches from Hans will apply
cleanly and with less ugly conflicts if they are rebuilt
on top of other patches that recently landed on drm-next.

Reference: https://patchwork.freedesktop.org/series/70952/
Cc: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com

5 files changed, 6 insertions, 17 deletions

diff --git a/kernel/debug/kdb/kdb_bp.c b/kernel/debug/kdb/kdb_bp.c
index 62c301ad0773..d7ebb2c79cb8 100644
--- a/kernel/debug/kdb/kdb_bp.c
+++ b/kernel/debug/kdb/kdb_bp.c
@@ -412,7 +412,6 @@ static int kdb_bc(int argc, const char **argv)
 		 * assume that the breakpoint number is desired.
 		 */
 		if (addr < KDB_MAXBPT) {
-			bp = &kdb_breakpoints[addr];
 			lowbp = highbp = addr;
 			highbp++;
 		} else {
diff --git a/kernel/debug/kdb/kdb_bt.c b/kernel/debug/kdb/kdb_bt.c
index 4af48ac53625..3de0cc780c16 100644
--- a/kernel/debug/kdb/kdb_bt.c
+++ b/kernel/debug/kdb/kdb_bt.c
@@ -119,7 +119,6 @@ kdb_bt_cpu(unsigned long cpu)
 		return;
 	}
 
-	kdb_set_current_task(kdb_tsk);
 	kdb_bt1(kdb_tsk, ~0UL, false);
 }
 
@@ -166,10 +165,8 @@ kdb_bt(int argc, const char **argv)
 		if (diag)
 			return diag;
 		p = find_task_by_pid_ns(pid, &init_pid_ns);
-		if (p) {
-			kdb_set_current_task(p);
+		if (p)
 			return kdb_bt1(p, ~0UL, false);
-		}
 		kdb_printf("No process with pid == %ld found\n", pid);
 		return 0;
 	} else if (strcmp(argv[0], "btt") == 0) {
@@ -178,11 +175,9 @@ kdb_bt(int argc, const char **argv)
 		diag = kdbgetularg((char *)argv[1], &addr);
 		if (diag)
 			return diag;
-		kdb_set_current_task((struct task_struct *)addr);
 		return kdb_bt1((struct task_struct *)addr, ~0UL, false);
 	} else if (strcmp(argv[0], "btc") == 0) {
 		unsigned long cpu = ~0;
-		struct task_struct *save_current_task = kdb_current_task;
 		if (argc > 1)
 			return KDB_ARGCOUNT;
 		if (argc == 1) {
@@ -204,7 +199,6 @@ kdb_bt(int argc, const char **argv)
 				kdb_bt_cpu(cpu);
 				touch_nmi_watchdog();
 			}
-			kdb_set_current_task(save_current_task);
 		}
 		return 0;
 	} else {
diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c
index 8bcdded5d61f..924bc9298a42 100644
--- a/kernel/debug/kdb/kdb_io.c
+++ b/kernel/debug/kdb/kdb_io.c
@@ -553,7 +553,7 @@ int vkdb_printf(enum kdb_msgsrc src, const char *fmt, va_list ap)
 	int this_cpu, old_cpu;
 	char *cp, *cp2, *cphold = NULL, replaced_byte = ' ';
 	char *moreprompt = "more> ";
-	struct console *c = console_drivers;
+	struct console *c;
 	unsigned long uninitialized_var(flags);
 
 	/* Serialize kdb_printf if multiple cpus try to write at once.
@@ -698,10 +698,9 @@ kdb_printit:
 				cp2++;
 			}
 		}
-		while (c) {
+		for_each_console(c) {
 			c->write(c, cp, retlen - (cp - kdb_buffer));
 			touch_nmi_watchdog();
-			c = c->next;
 		}
 	}
 	if (logging) {
@@ -752,7 +751,6 @@ kdb_printit:
 			moreprompt = "more> ";
 
 		kdb_input_flush();
-		c = console_drivers;
 
 		if (dbg_io_ops && !dbg_io_ops->is_console) {
 			len = strlen(moreprompt);
@@ -762,10 +760,9 @@ kdb_printit:
 				cp++;
 			}
 		}
-		while (c) {
+		for_each_console(c) {
 			c->write(c, moreprompt, strlen(moreprompt));
 			touch_nmi_watchdog();
-			c = c->next;
 		}
 
 		if (logging)
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index 4567fe998c30..ba12e9f4661e 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -73,7 +73,6 @@ int kdb_nextline = 1;
 int kdb_state;			/* General KDB state */
 
 struct task_struct *kdb_current_task;
-EXPORT_SYMBOL(kdb_current_task);
 struct pt_regs *kdb_current_regs;
 
 const char *kdb_diemsg;
@@ -1139,7 +1138,7 @@ static void kdb_dumpregs(struct pt_regs *regs)
 	console_loglevel = old_lvl;
 }
 
-void kdb_set_current_task(struct task_struct *p)
+static void kdb_set_current_task(struct task_struct *p)
 {
 	kdb_current_task = p;
 
diff --git a/kernel/debug/kdb/kdb_private.h b/kernel/debug/kdb/kdb_private.h
index 55d052061ef9..2e296e4a234c 100644
--- a/kernel/debug/kdb/kdb_private.h
+++ b/kernel/debug/kdb/kdb_private.h
@@ -240,8 +240,8 @@ extern void *debug_kmalloc(size_t size, gfp_t flags);
 extern void debug_kfree(void *);
 extern void debug_kusage(void);
 
-extern void kdb_set_current_task(struct task_struct *);
 extern struct task_struct *kdb_current_task;
+extern struct pt_regs *kdb_current_regs;
 
 #ifdef CONFIG_KDB_KEYBOARD
 extern void kdb_kbd_cleanup_state(void);