The patch titled
constify and annotate __read_mostly in vgacon.c and fbmem.c
has been removed from the -mm tree. Its filename was
constify-and-annotate-__read_mostly.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: constify and annotate __read_mostly in vgacon.c and fbmem.c
From: Helge Deller <deller@xxxxxx>
- annotate some variables from vgacon.c and fbmem.c as __read_mostly
- move the mask[] array in fb_set_logo_truepalette() into the .rodata section
Signed-off-by: Helge Deller <deller@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/video/console/vgacon.c | 30 +++++++++++++++---------------
drivers/video/fbmem.c | 14 +++++++-------
2 files changed, 22 insertions(+), 22 deletions(-)
diff -puN drivers/video/console/vgacon.c~constify-and-annotate-__read_mostly drivers/video/console/vgacon.c
--- a/drivers/video/console/vgacon.c~constify-and-annotate-__read_mostly
+++ a/drivers/video/console/vgacon.c
@@ -93,27 +93,27 @@ static void vgacon_invert_region(struct
static unsigned long vgacon_uni_pagedir[2];
/* Description of the hardware situation */
-static unsigned long vga_vram_base; /* Base of video memory */
-static unsigned long vga_vram_end; /* End of video memory */
-static int vga_vram_size; /* Size of video memory */
-static u16 vga_video_port_reg; /* Video register select port */
-static u16 vga_video_port_val; /* Video register value port */
-static unsigned int vga_video_num_columns; /* Number of text columns */
-static unsigned int vga_video_num_lines; /* Number of text lines */
-static int vga_can_do_color = 0; /* Do we support colors? */
-static unsigned int vga_default_font_height;/* Height of default screen font */
-static unsigned char vga_video_type; /* Card type */
-static unsigned char vga_hardscroll_enabled;
-static unsigned char vga_hardscroll_user_enable = 1;
+static int vga_init_done __read_mostly;
+static unsigned long vga_vram_base __read_mostly; /* Base of video memory */
+static unsigned long vga_vram_end __read_mostly; /* End of video memory */
+static unsigned int vga_vram_size __read_mostly; /* Size of video memory */
+static u16 vga_video_port_reg __read_mostly; /* Video register select port */
+static u16 vga_video_port_val __read_mostly; /* Video register value port */
+static unsigned int vga_video_num_columns; /* Number of text columns */
+static unsigned int vga_video_num_lines; /* Number of text lines */
+static int vga_can_do_color __read_mostly; /* Do we support colors? */
+static unsigned int vga_default_font_height __read_mostly; /* Height of default screen font */
+static unsigned char vga_video_type __read_mostly; /* Card type */
+static unsigned char vga_hardscroll_enabled __read_mostly;
+static unsigned char vga_hardscroll_user_enable __read_mostly = 1;
static unsigned char vga_font_is_default = 1;
static int vga_vesa_blanked;
static int vga_palette_blanked;
static int vga_is_gfx;
static int vga_512_chars;
static int vga_video_font_height;
-static int vga_scan_lines;
-static unsigned int vga_rolled_over = 0;
-static int vga_init_done;
+static int vga_scan_lines __read_mostly;
+static unsigned int vga_rolled_over;
static int __init no_scroll(char *str)
{
diff -puN drivers/video/fbmem.c~constify-and-annotate-__read_mostly drivers/video/fbmem.c
--- a/drivers/video/fbmem.c~constify-and-annotate-__read_mostly
+++ a/drivers/video/fbmem.c
@@ -52,8 +52,8 @@
#define FBPIXMAPSIZE (1024 * 8)
-struct fb_info *registered_fb[FB_MAX];
-int num_registered_fb;
+struct fb_info *registered_fb[FB_MAX] __read_mostly;
+int num_registered_fb __read_mostly;
/*
* Helpers
@@ -202,7 +202,7 @@ static void fb_set_logo_truepalette(str
const struct linux_logo *logo,
u32 *palette)
{
- unsigned char mask[9] = { 0,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff };
+ static const unsigned char mask[] = { 0,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff };
unsigned char redmask, greenmask, bluemask;
int redshift, greenshift, blueshift;
int i;
@@ -317,7 +317,7 @@ static struct logo_data {
int needs_truepalette;
int needs_cmapreset;
const struct linux_logo *logo;
-} fb_logo;
+} fb_logo __read_mostly;
static void fb_rotate_logo_ud(const u8 *in, u8 *out, u32 width, u32 height)
{
@@ -1253,7 +1253,7 @@ fb_release(struct inode *inode, struct f
return 0;
}
-static struct file_operations fb_fops = {
+static const struct file_operations fb_fops = {
.owner = THIS_MODULE,
.read = fb_read,
.write = fb_write,
@@ -1459,8 +1459,8 @@ int fb_new_modelist(struct fb_info *info
return err;
}
-static char *video_options[FB_MAX];
-static int ofonly;
+static char *video_options[FB_MAX] __read_mostly;
+static int ofonly __read_mostly;
extern const char *global_mode_option;
_
Patches currently in -mm which might be from deller@xxxxxx are
origin.patch
constify-and-annotate-__read_mostly.patch
annotate-some-variables-in-vesafb.patch
constify-vga16fbc.patch
-
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