Message ID | 20230714003748.91129-1-minhuadotchen@gmail.com |
---|---|
State | New |
Headers | show |
Series | fbdev: fbmem: mark registered_fb static | expand |
On 7/14/23 02:37, Min-Hua Chen wrote: > Mark registered_fb, num_registered_fb, fbcon_registered_fb, and > fbcon_num_registered_fb static to fix the following sparse > warnings: > > drivers/video/fbdev/core/fbmem.c:51:16: sparse: warning: symbol 'registered_fb' was not declared. Should it be static? > drivers/video/fbdev/core/fbmem.c:52:5: sparse: warning: symbol 'num_registered_fb' was not declared. Should it be static? > drivers/video/fbdev/core/fbcon.c:105:16: sparse: warning: symbol 'fbcon_registered_fb' was not declared. Should it be static? > drivers/video/fbdev/core/fbcon.c:106:5: sparse: warning: symbol 'fbcon_num_registered_fb' was not declared. Should it be static? > > No functional change intended. num_registered_fb is still used in: drivers/staging/olpc_dcon/olpc_dcon.c: if (num_registered_fb < 1) { Helge
Hi Helge, >num_registered_fb is still used in: >drivers/staging/olpc_dcon/olpc_dcon.c: if (num_registered_fb < 1) { > >Helge Thanks, you're right, num_registered_fb is still being used. I'll check this patch and submit v2. thanks, Min-Hua
>Hi Helge, > >>num_registered_fb is still used in: >>drivers/staging/olpc_dcon/olpc_dcon.c: if (num_registered_fb < 1) { >> >>Helge > >Thanks, you're right, num_registered_fb is still being used. >I'll check this patch and submit v2. Update: num_registered_fb and registered_fb are used by olpc_dcon.c, However, olpc_dcon.c has been marked as broken [1]. I do not have the knowledge to remove the dependency of fbdev from olpc_dcon.c, I'll leave num_registered_fb and registered_fb as-is. [1] https://lore.kernel.org/all/20220609223424.907174-1-javierm@redhat.com/ >thanks, >Min-Hua >
diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index c6c9d040bdec..4336c7d64ed0 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -102,8 +102,8 @@ enum { static struct fbcon_display fb_display[MAX_NR_CONSOLES]; -struct fb_info *fbcon_registered_fb[FB_MAX]; -int fbcon_num_registered_fb; +static struct fb_info *fbcon_registered_fb[FB_MAX]; +static int fbcon_num_registered_fb; #define fbcon_for_each_registered_fb(i) \ for (i = 0; WARN_CONSOLE_UNLOCKED(), i < FB_MAX; i++) \ diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index 329d16e49a90..18355655959a 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -48,8 +48,8 @@ static DEFINE_MUTEX(registration_lock); -struct fb_info *registered_fb[FB_MAX] __read_mostly; -int num_registered_fb __read_mostly; +static struct fb_info *registered_fb[FB_MAX] __read_mostly; +static int num_registered_fb __read_mostly; #define for_each_registered_fb(i) \ for (i = 0; i < FB_MAX; i++) \ if (!registered_fb[i]) {} else
Mark registered_fb, num_registered_fb, fbcon_registered_fb, and fbcon_num_registered_fb static to fix the following sparse warnings: drivers/video/fbdev/core/fbmem.c:51:16: sparse: warning: symbol 'registered_fb' was not declared. Should it be static? drivers/video/fbdev/core/fbmem.c:52:5: sparse: warning: symbol 'num_registered_fb' was not declared. Should it be static? drivers/video/fbdev/core/fbcon.c:105:16: sparse: warning: symbol 'fbcon_registered_fb' was not declared. Should it be static? drivers/video/fbdev/core/fbcon.c:106:5: sparse: warning: symbol 'fbcon_num_registered_fb' was not declared. Should it be static? No functional change intended. Signed-off-by: Min-Hua Chen <minhuadotchen@gmail.com> --- drivers/video/fbdev/core/fbcon.c | 4 ++-- drivers/video/fbdev/core/fbmem.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-)