* [PATCH] video: fbdev: sis: make const array specialtv static, reduces object code size @ 2017-09-13 15:41 ` Colin King 2017-10-12 15:30 ` Bartlomiej Zolnierkiewicz 0 siblings, 1 reply; 2+ messages in thread From: Colin King @ 2017-09-13 15:41 UTC (permalink / raw) To: Thomas Winischhofer, Bartlomiej Zolnierkiewicz, linux-fbdev; +Cc: linux-kernel From: Colin Ian King <colin.king@canonical.com> Don't populate the const array specialtv on the stack, instead make it static. Makes the object code smaller by over 1100 bytes: Before: text data bss dec hex filename 179899 7504 0 187403 2dc0b drivers/video/fbdev/sis/init301.o After: text data bss dec hex filename 178720 7568 0 186288 2d7b0 drivers/video/fbdev/sis/init301.o (gcc version 7.2.0, x86_64) Signed-off-by: Colin Ian King <colin.king@canonical.com> --- drivers/video/fbdev/sis/init301.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/fbdev/sis/init301.c b/drivers/video/fbdev/sis/init301.c index 1ec9c3e0e1d8..02ee752d5000 100644 --- a/drivers/video/fbdev/sis/init301.c +++ b/drivers/video/fbdev/sis/init301.c @@ -6486,7 +6486,7 @@ SiS_SetTVSpecial(struct SiS_Private *SiS_Pr, unsigned short ModeNo) if(!(SiS_Pr->SiS_TVMode & TVSetPAL)) { if(SiS_Pr->SiS_TVMode & TVSetNTSC1024) { - const unsigned char specialtv[] = { + static const unsigned char specialtv[] = { 0xa7,0x07,0xf2,0x6e,0x17,0x8b,0x73,0x53, 0x13,0x40,0x34,0xf4,0x63,0xbb,0xcc,0x7a, 0x58,0xe4,0x73,0xda,0x13 -- 2.14.1 ^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] video: fbdev: sis: make const array specialtv static, reduces object code size 2017-09-13 15:41 ` [PATCH] video: fbdev: sis: make const array specialtv static, reduces object code size Colin King @ 2017-10-12 15:30 ` Bartlomiej Zolnierkiewicz 0 siblings, 0 replies; 2+ messages in thread From: Bartlomiej Zolnierkiewicz @ 2017-10-12 15:30 UTC (permalink / raw) To: Colin King; +Cc: Thomas Winischhofer, linux-fbdev, linux-kernel, dri-devel On Wednesday, September 13, 2017 04:41:37 PM Colin King wrote: > From: Colin Ian King <colin.king@canonical.com> > > Don't populate the const array specialtv on the stack, instead make it > static. Makes the object code smaller by over 1100 bytes: > > Before: > text data bss dec hex filename > 179899 7504 0 187403 2dc0b drivers/video/fbdev/sis/init301.o > > After: > text data bss dec hex filename > 178720 7568 0 186288 2d7b0 drivers/video/fbdev/sis/init301.o > > (gcc version 7.2.0, x86_64) > > Signed-off-by: Colin Ian King <colin.king@canonical.com> Patch queued for 4.15, thanks. Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics ^ permalink raw reply [flat|nested] 2+ messages in thread
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2017-09-13 15:41 ` [PATCH] video: fbdev: sis: make const array specialtv static, reduces object code size Colin King
2017-10-12 15:30 ` Bartlomiej Zolnierkiewicz
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