android/android_kernel_cmhtcleo
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

arm: add mem management optimizations from codeaurora.org

Browse Source
This commit is contained in:
Lukas-David Gorris 2010-08-07 22:07:04 +02:00 committed by Markinus
parent fd7e2ee0b2
commit defa35ec61
4 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/arm/mm/copypage-feroceon.c
View File

@ -18,7 +18,7 @@ feroceon_copy_user_page(void *kto, const void *kfrom)
{
asm("\
stmfd sp!, {r4-r9, lr} \n\
mov ip, %2 \n\
mov ip, %0 \n\
1: mov lr, r1 \n\
ldmia r1!, {r2 - r9} \n\
pld [lr, #32] \n\
@ -64,7 +64,7 @@ feroceon_copy_user_page(void *kto, const void *kfrom)
mcr p15, 0, ip, c7, c10, 4 @ drain WB\n\
ldmfd sp!, {r4-r9, pc}"
:
: "r" (kto), "r" (kfrom), "I" (PAGE_SIZE));
: "I" (PAGE_SIZE));
}
void feroceon_copy_user_highpage(struct page *to, struct page *from,

4
arch/arm/mm/copypage-v4wb.c
View File

@ -27,7 +27,7 @@ v4wb_copy_user_page(void *kto, const void *kfrom)
{
asm("\
stmfd sp!, {r4, lr} @ 2\n\
mov r2, %2 @ 1\n\
mov r2, %0 @ 1\n\
ldmia r1!, {r3, r4, ip, lr} @ 4\n\
1: mcr p15, 0, r0, c7, c6, 1 @ 1 invalidate D line\n\
stmia r0!, {r3, r4, ip, lr} @ 4\n\
@ -44,7 +44,7 @@ v4wb_copy_user_page(void *kto, const void *kfrom)
mcr p15, 0, r1, c7, c10, 4 @ 1 drain WB\n\
ldmfd sp!, {r4, pc} @ 3"
:
: "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64));
: "I" (PAGE_SIZE / 64));
}
void v4wb_copy_user_highpage(struct page *to, struct page *from,

4
arch/arm/mm/copypage-v4wt.c
View File

@ -25,7 +25,7 @@ v4wt_copy_user_page(void *kto, const void *kfrom)
{
asm("\
stmfd sp!, {r4, lr} @ 2\n\
mov r2, %2 @ 1\n\
mov r2, %0 @ 1\n\
ldmia r1!, {r3, r4, ip, lr} @ 4\n\
1: stmia r0!, {r3, r4, ip, lr} @ 4\n\
ldmia r1!, {r3, r4, ip, lr} @ 4+1\n\
@ -40,7 +40,7 @@ v4wt_copy_user_page(void *kto, const void *kfrom)
mcr p15, 0, r2, c7, c7, 0 @ flush ID cache\n\
ldmfd sp!, {r4, pc} @ 3"
:
: "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64));
: "I" (PAGE_SIZE / 64));
}
void v4wt_copy_user_highpage(struct page *to, struct page *from,

4
arch/arm/mm/copypage-xsc3.c
View File

@ -34,7 +34,7 @@ xsc3_mc_copy_user_page(void *kto, const void *kfrom)
{
asm("\
stmfd sp!, {r4, r5, lr} \n\
mov lr, %2 \n\
mov lr, %0 \n\
\n\
pld [r1, #0] \n\
pld [r1, #32] \n\
@ -67,7 +67,7 @@ xsc3_mc_copy_user_page(void *kto, const void *kfrom)
\n\
ldmfd sp!, {r4, r5, pc}"
:
: "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64 - 1));
: "I" (PAGE_SIZE / 64 - 1));
}
void xsc3_mc_copy_user_highpage(struct page *to, struct page *from,