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riscv: mm: remove redundant parameter of create_fdt_early_page_table

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create_fdt_early_page_table() explicitly uses early_pg_dir for
32-bit fdt mapping and the pgdir parameter is redundant here.
So remove it and its caller.

Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Signed-off-by: Song Shuai <suagrfillet@gmail.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Fixes: ef69d2559f ("riscv: Move early dtb mapping into the fixmap region")
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20230426100009.685435-1-suagrfillet@gmail.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
This commit is contained in:
Song Shuai 2023-04-26 18:00:09 +08:00 committed by Palmer Dabbelt
parent 38dab744f7
commit e4ef93edd4
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1 changed files with 2 additions and 4 deletions
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6
arch/riscv/mm/init.c
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@ -919,8 +919,7 @@ static void __init create_kernel_page_table(pgd_t *pgdir, bool early)
* this means 2 PMD entries whereas for 32-bit kernel, this is only 1 PGDIR
* entry.
*/
static void __init create_fdt_early_page_table(pgd_t *pgdir,
uintptr_t fix_fdt_va,
static void __init create_fdt_early_page_table(uintptr_t fix_fdt_va,
uintptr_t dtb_pa)
{
uintptr_t pa = dtb_pa & ~(PMD_SIZE - 1);
@ -1132,8 +1131,7 @@ asmlinkage void __init setup_vm(uintptr_t dtb_pa)
create_kernel_page_table(early_pg_dir, true);
/* Setup early mapping for FDT early scan */
create_fdt_early_page_table(early_pg_dir,
__fix_to_virt(FIX_FDT), dtb_pa);
create_fdt_early_page_table(__fix_to_virt(FIX_FDT), dtb_pa);
/*
* Bootime fixmap only can handle PMD_SIZE mapping. Thus, boot-ioremap