Commit c910951a authored Jun 08, 2020 by Mike Rapoport Committed by Linus Torvalds Jun 09, 2020

csky: replace definitions of __pXd_offset() with pXd_index()



All architectures use pXd_index() to get an entry in the page table page
corresponding to a virtual address.

Align csky with other architectures.

Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Cain <bcain@codeaurora.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Chris Zankel <chris@zankel.net>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Greentime Hu <green.hu@gmail.com>
Cc: Greg Ungerer <gerg@linux-m68k.org>
Cc: Guan Xuetao <gxt@pku.edu.cn>
Cc: Guo Ren <guoren@kernel.org>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Helge Deller <deller@gmx.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Ley Foon Tan <ley.foon.tan@intel.com>
Cc: Mark Salter <msalter@redhat.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Michal Simek <monstr@monstr.eu>
Cc: Nick Hu <nickhu@andestech.com>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Rich Felker <dalias@libc.org>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Stafford Horne <shorne@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Vincent Chen <deanbo422@gmail.com>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: Will Deacon <will@kernel.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Link: http://lkml.kernel.org/r/20200514170327.31389-5-rppt@kernel.org


Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 65fddcfc

arch/csky/include/asm/pgtable.h

+2 −3

Original line number	Diff line number	Diff line
		@@ -229,9 +229,8 @@ static inline pte_t pte_mkyoung(pte_t pte)
		return pte;
		}

		#define __pgd_offset(address) pgd_index(address)
		#define __pud_offset(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1))
		#define __pmd_offset(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1))
		#define pud_index(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1))
		#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1))

		/* to find an entry in a kernel page-table-directory */
		#define pgd_offset_k(address) pgd_offset(&init_mm, address)

arch/csky/mm/fault.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -78,7 +78,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long write,
		* Do _not_ use "tsk" here. We might be inside
		* an interrupt in the middle of a task switch..
		*/
		int offset = __pgd_offset(address);
		int offset = pgd_index(address);
		pgd_t pgd, pgd_k;
		pud_t pud, pud_k;
		pmd_t pmd, pmd_k;

arch/csky/mm/highmem.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -92,7 +92,7 @@ static void __init kmap_pages_init(void)
		vaddr = PKMAP_BASE;
		fixrange_init(vaddr, vaddr + PAGE_SIZE*LAST_PKMAP, swapper_pg_dir);

		pgd = swapper_pg_dir + __pgd_offset(vaddr);
		pgd = swapper_pg_dir + pgd_index(vaddr);
		pud = (pud_t *)pgd;
		pmd = pmd_offset(pud, vaddr);
		pte = pte_offset_kernel(pmd, vaddr);

arch/csky/mm/init.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -157,9 +157,9 @@ void __init fixrange_init(unsigned long start, unsigned long end,
		unsigned long vaddr;

		vaddr = start;
		i = __pgd_offset(vaddr);
		j = __pud_offset(vaddr);
		k = __pmd_offset(vaddr);
		i = pgd_index(vaddr);
		j = pud_index(vaddr);
		k = pmd_index(vaddr);
		pgd = pgd_base + i;

		for ( ; (i < PTRS_PER_PGD) && (vaddr != end); pgd++, i++) {

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