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book3s64/hash: Refactor hash__kernel_map_pages() function

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This refactors hash__kernel_map_pages() function to call
hash_debug_pagealloc_map_pages(). This will come useful when we will add
kfence support.

No functionality changes in this patch.

Signed-off-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://patch.msgid.link/0cb8ddcccdcf61ea06ab4d92aacd770c16cc0f2c.1729271995.git.ritesh.list@gmail.com
This commit is contained in:
Ritesh Harjani (IBM)
2024-10-18 22:59:47 +05:30
committed by Michael Ellerman
parent ff8631cdc2
commit 43919f4154
1 changed files with 8 additions and 1 deletions
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9
arch/powerpc/mm/book3s64/hash_utils.c
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@@ -349,7 +349,8 @@ static inline void hash_debug_pagealloc_add_slot(phys_addr_t paddr, int slot)
linear_map_hash_slots[paddr >> PAGE_SHIFT] = slot | 0x80;
}
int hash__kernel_map_pages(struct page *page, int numpages, int enable)
static int hash_debug_pagealloc_map_pages(struct page *page, int numpages,
int enable)
{
unsigned long flags, vaddr, lmi;
int i;
@@ -368,6 +369,12 @@ int hash__kernel_map_pages(struct page *page, int numpages, int enable)
local_irq_restore(flags);
return 0;
}
int hash__kernel_map_pages(struct page *page, int numpages, int enable)
{
return hash_debug_pagealloc_map_pages(page, numpages, enable);
}
#else /* CONFIG_DEBUG_PAGEALLOC */
int hash__kernel_map_pages(struct page *page, int numpages,
int enable)