Messages in this thread Patch in this message | | | From | Baokun Li <> | Subject | [PATCH -next] x86/mm: fix doc warnings in pgtable.c | Date | Sat, 5 Jun 2021 14:45:19 +0800 |
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Fixes the following W=1 kernel build warning(s):
arch/x86/mm/pgtable.c:621: warning: Function parameter or member 'reserve' not described in 'reserve_top_address' arch/x86/mm/pgtable.c:670: warning: Function parameter or member 'p4d' not described in 'p4d_set_huge' arch/x86/mm/pgtable.c:670: warning: Function parameter or member 'addr' not described in 'p4d_set_huge' arch/x86/mm/pgtable.c:670: warning: Function parameter or member 'prot' not described in 'p4d_set_huge' arch/x86/mm/pgtable.c:680: warning: Function parameter or member 'p4d' not described in 'p4d_clear_huge' arch/x86/mm/pgtable.c:705: warning: Function parameter or member 'pud' not described in 'pud_set_huge' arch/x86/mm/pgtable.c:705: warning: Function parameter or member 'addr' not described in 'pud_set_huge' arch/x86/mm/pgtable.c:705: warning: Function parameter or member 'prot' not described in 'pud_set_huge' arch/x86/mm/pgtable.c:730: warning: Function parameter or member 'pud' not described in 'pud_clear_huge' arch/x86/mm/pgtable.c:749: warning: Function parameter or member 'pmd' not described in 'pmd_set_huge' arch/x86/mm/pgtable.c:749: warning: Function parameter or member 'addr' not described in 'pmd_set_huge' arch/x86/mm/pgtable.c:749: warning: Function parameter or member 'prot' not described in 'pmd_set_huge' arch/x86/mm/pgtable.c:777: warning: Function parameter or member 'pmd' not described in 'pmd_clear_huge'
Signed-off-by: Baokun Li <libaokun1@huawei.com> --- arch/x86/mm/pgtable.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-)
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c index 1303ff6ef7be..2d01a5d8ad85 100644 --- a/arch/x86/mm/pgtable.c +++ b/arch/x86/mm/pgtable.c @@ -612,7 +612,7 @@ int pmdp_clear_flush_young(struct vm_area_struct *vma, /** * reserve_top_address - reserves a hole in the top of kernel address space - * @reserve - size of hole to reserve + * @reserve: size of hole to reserve * * Can be used to relocate the fixmap area and poke a hole in the top * of kernel address space to make room for a hypervisor. @@ -663,7 +663,9 @@ void native_set_fixmap(unsigned /* enum fixed_addresses */ idx, #ifdef CONFIG_X86_5LEVEL /** * p4d_set_huge - setup kernel P4D mapping - * + * @p4d: Pointer to a P4D. + * @addr: Virtual address associated with p4d. + * @prot: indicates guest access rights: PROT_NONE, PROT_READ or PROT_WRITE. * No 512GB pages yet -- always return 0 */ int p4d_set_huge(p4d_t *p4d, phys_addr_t addr, pgprot_t prot) @@ -673,7 +675,7 @@ int p4d_set_huge(p4d_t *p4d, phys_addr_t addr, pgprot_t prot) /** * p4d_clear_huge - clear kernel P4D mapping when it is set - * + * @p4d: Pointer to a P4D. * No 512GB pages yet -- always return 0 */ int p4d_clear_huge(p4d_t *p4d) @@ -685,7 +687,9 @@ int p4d_clear_huge(p4d_t *p4d) #if CONFIG_PGTABLE_LEVELS > 3 /** * pud_set_huge - setup kernel PUD mapping - * + * @pud: Pointer to a PUD. + * @addr: Virtual address associated with pud. + * @prot: indicates guest access rights: PROT_NONE, PROT_READ or PROT_WRITE. * MTRRs can override PAT memory types with 4KiB granularity. Therefore, this * function sets up a huge page only if any of the following conditions are met: * @@ -723,7 +727,7 @@ int pud_set_huge(pud_t *pud, phys_addr_t addr, pgprot_t prot) /** * pud_clear_huge - clear kernel PUD mapping when it is set - * + * @pud: Pointer to a PUD. * Returns 1 on success and 0 on failure (no PUD map is found). */ int pud_clear_huge(pud_t *pud) @@ -740,7 +744,9 @@ int pud_clear_huge(pud_t *pud) #if CONFIG_PGTABLE_LEVELS > 2 /** * pmd_set_huge - setup kernel PMD mapping - * + * @pmd: Pointer to a PMD. + * @addr: Virtual address associated with pmd. + * @prot: indicates guest access rights: PROT_NONE, PROT_READ or PROT_WRITE. * See text over pud_set_huge() above. * * Returns 1 on success and 0 on failure. @@ -770,7 +776,7 @@ int pmd_set_huge(pmd_t *pmd, phys_addr_t addr, pgprot_t prot) /** * pmd_clear_huge - clear kernel PMD mapping when it is set - * + * @pmd: Pointer to a PMD. * Returns 1 on success and 0 on failure (no PMD map is found). */ int pmd_clear_huge(pmd_t *pmd) -- 2.31.1
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