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Commit 790e2a29 authored by Pekka Paalanen's avatar Pekka Paalanen Committed by Thomas Gleixner
Browse files

x86 mmiotrace: page level is unsigned 



Fixes some sparse warnings.

Signed-off-by: default avatarPekka Paalanen <pq@iki.fi>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent a50445d7

arch/x86/mm/kmmio.c

+7 −6
Original line number Diff line number Diff line
@@ -104,11 +104,12 @@ static struct kmmio_fault_page *get_kmmio_fault_page(unsigned long page) 
	return NULL;

}



static void set_page_present(unsigned long addr, bool present, int *pglevel)

static void set_page_present(unsigned long addr, bool present,

							unsigned int *pglevel)

{

	pteval_t pteval;

	pmdval_t pmdval;

	int level;

	unsigned int level;

	pmd_t *pmd;

	pte_t *pte = lookup_address(addr, &level);
@@ -145,15 +146,15 @@ static void set_page_present(unsigned long addr, bool present, int *pglevel) 
}



/** Mark the given page as not present. Access to it will trigger a fault. */

static void arm_kmmio_fault_page(unsigned long page, int *page_level)

static void arm_kmmio_fault_page(unsigned long page, unsigned int *pglevel)

{

	set_page_present(page & PAGE_MASK, false, page_level);

	set_page_present(page & PAGE_MASK, false, pglevel);

}



/** Mark the given page as present. */

static void disarm_kmmio_fault_page(unsigned long page, int *page_level)

static void disarm_kmmio_fault_page(unsigned long page, unsigned int *pglevel)

{

	set_page_present(page & PAGE_MASK, true, page_level);

	set_page_present(page & PAGE_MASK, true, pglevel);

}



/*

arch/x86/mm/mmio-mod.c

+1 −1
Original line number Diff line number Diff line
@@ -137,7 +137,7 @@ static ssize_t write_marker(struct file *file, const char __user *buffer, 


static void print_pte(unsigned long address)

{

	int level;

	unsigned int level;

	pte_t *pte = lookup_address(address, &level);



	if (!pte) {