x86/cpufeature: Remove cpu_has_pse
authorBorislav Petkov <bp@suse.de>
Tue, 29 Mar 2016 15:42:03 +0000 (17:42 +0200)
committerIngo Molnar <mingo@kernel.org>
Thu, 31 Mar 2016 11:35:10 +0000 (13:35 +0200)
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1459266123-21878-11-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/include/asm/cpufeature.h
arch/x86/include/asm/pgtable.h
arch/x86/mm/init.c
arch/x86/mm/init_32.c
arch/x86/mm/init_64.c
arch/x86/mm/ioremap.c
arch/x86/power/hibernate_32.c
arch/x86/xen/enlighten.c

index f97b53417d44c919660c8f64cc0ed9d420f11ec5..97e5f13ea471346435360126e67d129b202e287a 100644 (file)
@@ -119,7 +119,6 @@ extern const char * const x86_bug_flags[NBUGINTS*32];
 } while (0)
 
 #define cpu_has_fpu            boot_cpu_has(X86_FEATURE_FPU)
-#define cpu_has_pse            boot_cpu_has(X86_FEATURE_PSE)
 #define cpu_has_tsc            boot_cpu_has(X86_FEATURE_TSC)
 #define cpu_has_apic           boot_cpu_has(X86_FEATURE_APIC)
 #define cpu_has_fxsr           boot_cpu_has(X86_FEATURE_FXSR)
index 97f3242e133ccc9c2866baade8ca4f82ade65f04..f86491a7bc9dd1c8c96f52f28b9befd0ff59d6ea 100644 (file)
@@ -183,7 +183,7 @@ static inline int pmd_trans_huge(pmd_t pmd)
 
 static inline int has_transparent_hugepage(void)
 {
-       return cpu_has_pse;
+       return boot_cpu_has(X86_FEATURE_PSE);
 }
 
 #ifdef __HAVE_ARCH_PTE_DEVMAP
index 05ff46a9c261959dda484dc87413257a28fadfbc..372aad2b32910d30eb3f062e67a7589340847d32 100644 (file)
@@ -157,12 +157,12 @@ static void __init probe_page_size_mask(void)
         * This will simplify cpa(), which otherwise needs to support splitting
         * large pages into small in interrupt context, etc.
         */
-       if (cpu_has_pse && !debug_pagealloc_enabled())
+       if (boot_cpu_has(X86_FEATURE_PSE) && !debug_pagealloc_enabled())
                page_size_mask |= 1 << PG_LEVEL_2M;
 #endif
 
        /* Enable PSE if available */
-       if (cpu_has_pse)
+       if (boot_cpu_has(X86_FEATURE_PSE))
                cr4_set_bits_and_update_boot(X86_CR4_PSE);
 
        /* Enable PGE if available */
index bd7a9b9e2e14a595adfb1c86bbcfacb787a6579c..85af914e3d27582bd29449fae698a4f0bfd4a85e 100644 (file)
@@ -284,7 +284,7 @@ kernel_physical_mapping_init(unsigned long start,
         */
        mapping_iter = 1;
 
-       if (!cpu_has_pse)
+       if (!boot_cpu_has(X86_FEATURE_PSE))
                use_pse = 0;
 
 repeat:
index 214afda979114f3cf1ad7e2d95173e0446a84ed3..89d97477c1d926ada477ff41516f3bcda8c4b76e 100644 (file)
@@ -1295,7 +1295,7 @@ int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node)
        struct vmem_altmap *altmap = to_vmem_altmap(start);
        int err;
 
-       if (cpu_has_pse)
+       if (boot_cpu_has(X86_FEATURE_PSE))
                err = vmemmap_populate_hugepages(start, end, node, altmap);
        else if (altmap) {
                pr_err_once("%s: no cpu support for altmap allocations\n",
@@ -1338,7 +1338,7 @@ void register_page_bootmem_memmap(unsigned long section_nr,
                }
                get_page_bootmem(section_nr, pud_page(*pud), MIX_SECTION_INFO);
 
-               if (!cpu_has_pse) {
+               if (!boot_cpu_has(X86_FEATURE_PSE)) {
                        next = (addr + PAGE_SIZE) & PAGE_MASK;
                        pmd = pmd_offset(pud, addr);
                        if (pmd_none(*pmd))
index 5a116ace9cbbe47daebd70159c4a4bba9a46389f..f0894910bdd731c0e2adc3fd70d94c5f90f62f2a 100644 (file)
@@ -386,7 +386,7 @@ int __init arch_ioremap_pud_supported(void)
 
 int __init arch_ioremap_pmd_supported(void)
 {
-       return cpu_has_pse;
+       return boot_cpu_has(X86_FEATURE_PSE);
 }
 
 /*
index 291226b952a997f55d3a0be723f15cb9b9b1ab92..9f14bd34581d663a22cb326d0ad3f98b7c2822d6 100644 (file)
@@ -106,7 +106,7 @@ static int resume_physical_mapping_init(pgd_t *pgd_base)
                         * normal page tables.
                         * NOTE: We can mark everything as executable here
                         */
-                       if (cpu_has_pse) {
+                       if (boot_cpu_has(X86_FEATURE_PSE)) {
                                set_pmd(pmd, pfn_pmd(pfn, PAGE_KERNEL_LARGE_EXEC));
                                pfn += PTRS_PER_PTE;
                        } else {
index 055f48ddb03ca39fd53d8f0d6c13c29c8a98bad0..ff2a2e6ef7af9281345f9492a609a588782e70ad 100644 (file)
@@ -1469,7 +1469,7 @@ static void xen_pvh_set_cr_flags(int cpu)
         * For BSP, PSE PGE are set in probe_page_size_mask(), for APs
         * set them here. For all, OSFXSR OSXMMEXCPT are set in fpu__init_cpu().
        */
-       if (cpu_has_pse)
+       if (boot_cpu_has(X86_FEATURE_PSE))
                cr4_set_bits_and_update_boot(X86_CR4_PSE);
 
        if (boot_cpu_has(X86_FEATURE_PGE))