diff options
Diffstat (limited to 'include/asm-i386')
| -rw-r--r-- | include/asm-i386/mach-summit/mach_mpparse.h | 3 | ||||
| -rw-r--r-- | include/asm-i386/mmzone.h | 6 | ||||
| -rw-r--r-- | include/asm-i386/pgtable.h | 3 | ||||
| -rw-r--r-- | include/asm-i386/rwsem.h | 5 |
4 files changed, 7 insertions, 10 deletions
diff --git a/include/asm-i386/mach-summit/mach_mpparse.h b/include/asm-i386/mach-summit/mach_mpparse.h index 2b9e6d55bef1..1cce2b924a80 100644 --- a/include/asm-i386/mach-summit/mach_mpparse.h +++ b/include/asm-i386/mach-summit/mach_mpparse.h @@ -22,7 +22,6 @@ static inline void mpc_oem_pci_bus(struct mpc_config_bus *m, { } -extern int usb_early_handoff; static inline int mps_oem_check(struct mp_config_table *mpc, char *oem, char *productid) { @@ -32,7 +31,6 @@ static inline int mps_oem_check(struct mp_config_table *mpc, char *oem, || !strncmp(productid, "RUTHLESS SMP", 12))){ use_cyclone = 1; /*enable cyclone-timer*/ setup_summit(); - usb_early_handoff = 1; return 1; } return 0; @@ -46,7 +44,6 @@ static inline int acpi_madt_oem_check(char *oem_id, char *oem_table_id) || !strncmp(oem_table_id, "EXA", 3))){ use_cyclone = 1; /*enable cyclone-timer*/ setup_summit(); - usb_early_handoff = 1; return 1; } return 0; diff --git a/include/asm-i386/mmzone.h b/include/asm-i386/mmzone.h index 348fe3a4879d..620a90641ea8 100644 --- a/include/asm-i386/mmzone.h +++ b/include/asm-i386/mmzone.h @@ -88,12 +88,6 @@ static inline int pfn_to_nid(unsigned long pfn) __pgdat->node_start_pfn + __pgdat->node_spanned_pages; \ }) -#define local_mapnr(kvaddr) \ -({ \ - unsigned long __pfn = __pa(kvaddr) >> PAGE_SHIFT; \ - (__pfn - node_start_pfn(pfn_to_nid(__pfn))); \ -}) - /* XXX: FIXME -- wli */ #define kern_addr_valid(kaddr) (0) diff --git a/include/asm-i386/pgtable.h b/include/asm-i386/pgtable.h index d101ac414f07..0e3ec809352d 100644 --- a/include/asm-i386/pgtable.h +++ b/include/asm-i386/pgtable.h @@ -203,7 +203,8 @@ extern unsigned long pg0[]; #define pte_present(x) ((x).pte_low & (_PAGE_PRESENT | _PAGE_PROTNONE)) #define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) -#define pmd_none(x) (!pmd_val(x)) +/* To avoid harmful races, pmd_none(x) should check only the lower when PAE */ +#define pmd_none(x) (!(unsigned long)pmd_val(x)) #define pmd_present(x) (pmd_val(x) & _PAGE_PRESENT) #define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) #define pmd_bad(x) ((pmd_val(x) & (~PAGE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE) diff --git a/include/asm-i386/rwsem.h b/include/asm-i386/rwsem.h index 7625a675852f..be4ab859238e 100644 --- a/include/asm-i386/rwsem.h +++ b/include/asm-i386/rwsem.h @@ -284,5 +284,10 @@ LOCK_PREFIX "xadd %0,(%2)" return tmp+delta; } +static inline int rwsem_is_locked(struct rw_semaphore *sem) +{ + return (sem->count != 0); +} + #endif /* __KERNEL__ */ #endif /* _I386_RWSEM_H */ |
