x86 mmiotrace: page level is unsigned
Fixes some sparse warnings. Signed-off-by: Pekka Paalanen <pq@iki.fi> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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a50445d76c
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790e2a290b
@ -104,11 +104,12 @@ static struct kmmio_fault_page *get_kmmio_fault_page(unsigned long page)
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return NULL;
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}
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static void set_page_present(unsigned long addr, bool present, int *pglevel)
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static void set_page_present(unsigned long addr, bool present,
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unsigned int *pglevel)
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{
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pteval_t pteval;
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pmdval_t pmdval;
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int level;
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unsigned int level;
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pmd_t *pmd;
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pte_t *pte = lookup_address(addr, &level);
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@ -145,15 +146,15 @@ static void set_page_present(unsigned long addr, bool present, int *pglevel)
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}
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/** Mark the given page as not present. Access to it will trigger a fault. */
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static void arm_kmmio_fault_page(unsigned long page, int *page_level)
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static void arm_kmmio_fault_page(unsigned long page, unsigned int *pglevel)
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{
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set_page_present(page & PAGE_MASK, false, page_level);
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set_page_present(page & PAGE_MASK, false, pglevel);
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}
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/** Mark the given page as present. */
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static void disarm_kmmio_fault_page(unsigned long page, int *page_level)
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static void disarm_kmmio_fault_page(unsigned long page, unsigned int *pglevel)
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{
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set_page_present(page & PAGE_MASK, true, page_level);
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set_page_present(page & PAGE_MASK, true, pglevel);
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}
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/*
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@ -137,7 +137,7 @@ static ssize_t write_marker(struct file *file, const char __user *buffer,
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static void print_pte(unsigned long address)
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{
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int level;
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unsigned int level;
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pte_t *pte = lookup_address(address, &level);
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if (!pte) {
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