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From: Vegard Nossum <vegard.nossum@oracle.com>
To: linux-kernel@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.cz>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	"Luis R . Rodriguez" <mcgrof@kernel.org>,
	Vegard Nossum <vegard.nossum@oracle.com>,
	Peter Hurley <peter@hurleysoftware.com>
Subject: [PATCH 10/12] serial_core: declare __earlycon_table{,_end} as external array
Date: Sun, 16 Oct 2016 17:16:14 +0200	[thread overview]
Message-ID: <20161016151616.31451-11-vegard.nossum@oracle.com> (raw)
In-Reply-To: <20161016151616.31451-1-vegard.nossum@oracle.com>

Cc: Peter Hurley <peter@hurleysoftware.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
---
 drivers/of/fdt.c                  | 2 +-
 drivers/tty/serial/earlycon.c     | 2 +-
 include/asm-generic/vmlinux.lds.h | 8 ++++----
 include/linux/serial_core.h       | 4 ++--
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index c89d5d2..eb41e3d 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -956,7 +956,7 @@ int __init early_init_dt_scan_chosen_stdout(void)
 		return 0;
 	}
 
-	for (match = __earlycon_table; match < __earlycon_table_end; match++) {
+	ext_for_each(match, earlycon_table) {
 		if (!match->compatible[0])
 			continue;
 
diff --git a/drivers/tty/serial/earlycon.c b/drivers/tty/serial/earlycon.c
index c365154..f49cfed 100644
--- a/drivers/tty/serial/earlycon.c
+++ b/drivers/tty/serial/earlycon.c
@@ -180,7 +180,7 @@ int __init setup_earlycon(char *buf)
 	if (early_con.flags & CON_ENABLED)
 		return -EALREADY;
 
-	for (match = __earlycon_table; match < __earlycon_table_end; match++) {
+	ext_for_each(match, earlycon_table) {
 		size_t len = strlen(match->name);
 
 		if (strncmp(buf, match->name, len))
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index d6121ac..342c2dd 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -154,10 +154,10 @@
 #endif
 
 #ifdef CONFIG_SERIAL_EARLYCON
-#define EARLYCON_TABLE() STRUCT_ALIGN();			\
-			 VMLINUX_SYMBOL(__earlycon_table) = .;	\
-			 *(__earlycon_table)			\
-			 VMLINUX_SYMBOL(__earlycon_table_end) = .;
+#define EARLYCON_TABLE() STRUCT_ALIGN();				\
+			 VMLINUX_SYMBOL(__start_earlycon_table) = .;	\
+			 *(__earlycon_table)				\
+			 VMLINUX_SYMBOL(__stop_earlycon_table) = .;
 #else
 #define EARLYCON_TABLE()
 #endif
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 3442014..2d35e87 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -22,6 +22,7 @@
 
 
 #include <linux/compiler.h>
+#include <linux/extarray.h>
 #include <linux/interrupt.h>
 #include <linux/circ_buf.h>
 #include <linux/spinlock.h>
@@ -349,8 +350,7 @@ struct earlycon_id {
 	int	(*setup)(struct earlycon_device *, const char *options);
 } __aligned(32);
 
-extern const struct earlycon_id __earlycon_table[];
-extern const struct earlycon_id __earlycon_table_end[];
+DECLARE_EXTARRAY(const struct earlycon_id, earlycon_table);
 
 #if defined(CONFIG_SERIAL_EARLYCON) && !defined(MODULE)
 #define EARLYCON_USED_OR_UNUSED	__used
-- 
2.10.0.479.g221bd91

  parent reply	other threads:[~2016-10-16 15:58 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-16 15:16 [PATCH 00/12] external array access helpers Vegard Nossum
2016-10-16 15:16 ` [PATCH 01/12] extarray: define helpers for arrays defined in linker scripts Vegard Nossum
2016-10-17  7:04   ` Greg Kroah-Hartman
2016-10-17  8:33   ` Peter Zijlstra
2016-10-17  9:01     ` Jiri Slaby
2016-10-17  9:09       ` Peter Zijlstra
2016-10-17 11:27         ` Vegard Nossum
2016-10-17 11:45           ` Peter Zijlstra
2016-10-18  8:08             ` Vegard Nossum
2016-10-18 21:18               ` Luis R. Rodriguez
2016-10-19  8:18                 ` Richard Biener
2016-10-19  9:13                   ` Peter Zijlstra
2016-10-19  9:33                     ` Richard Biener
2016-10-19 10:25                       ` Peter Zijlstra
2016-10-19 11:11                         ` Richard Biener
2016-10-19 11:31                           ` Peter Zijlstra
2016-11-02 12:11                         ` Markus Trippelsdorf
2016-11-02 12:14                           ` Richard Biener
2016-11-02 15:02                             ` Linus Torvalds
2016-10-19  7:16             ` Jiri Slaby
2016-10-16 15:16 ` [PATCH 02/12] firmware: declare {__start,__end}_builtin_fw as external array Vegard Nossum
2016-10-16 15:16 ` [PATCH 03/12] ftrace: declare __{start,stop}_mcount_loc " Vegard Nossum
2016-10-16 15:16 ` [PATCH 04/12] tracing: declare __{start,stop}_{annotated_,}branch_profile " Vegard Nossum
2016-10-16 15:16 ` [PATCH 05/12] kprobes: declare __{start,stop}_kprobe_blacklist " Vegard Nossum
2016-10-17  5:53   ` Masami Hiramatsu
2016-10-16 15:16 ` [PATCH 06/12] tracing: declare __{start,stop}_ftrace_events " Vegard Nossum
2016-10-16 15:16 ` [PATCH 07/12] tracing: declare __{start,stop}_ftrace_enum_maps " Vegard Nossum
2016-10-16 15:16 ` [PATCH 08/12] tracing: declare __trace_bprintk_fmt/__tracepoint_str as external arrays Vegard Nossum
2016-10-16 15:16 ` [PATCH 09/12] tracing: declare __{start,stop}_syscalls_metadata as external array Vegard Nossum
2016-10-16 15:16 ` Vegard Nossum [this message]
2016-10-16 15:16 ` [PATCH 11/12] jump_label: declare jump table " Vegard Nossum
2016-10-16 16:25   ` Peter Zijlstra
2016-10-16 16:50     ` Vegard Nossum
2016-10-16 17:44       ` Peter Zijlstra
2016-10-17 21:33       ` Steven Rostedt
2016-10-16 15:16 ` [PATCH 12/12] dynamic debug: declare " Vegard Nossum
2016-10-16 16:14 ` [PATCH 00/12] external array access helpers Greg Kroah-Hartman
2016-10-16 17:05   ` Vegard Nossum
2016-10-17  7:02     ` Greg Kroah-Hartman
2016-10-17  6:26   ` Jiri Slaby

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