x86/mm/tlb: Remove unnecessary uses of the inline keyword

mainline inclusion
from mainline-v5.13-rc1
commit 1608e4cf
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I3ZV2C
CVE: NA

-------------------------------------------------

The compiler is smart enough without these hints.
Suggested-by: NDave Hansen <dave.hansen@linux.intel.com>
Signed-off-by: NNadav Amit <namit@vmware.com>
Signed-off-by: NIngo Molnar <mingo@kernel.org>
Reviewed-by: NDave Hansen <dave.hansen@linux.intel.com>
Link: https://lore.kernel.org/r/20210220231712.2475218-9-namit@vmware.comSigned-off-by: NTong Tiangen <tongtiangen@huawei.com>
Reviewed-by: NChen Wandun <chenwandun@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

arch/x86/mm/tlb.c

@@ -316,7 +316,7 @@ void switch_mm(struct mm_struct *prev, struct mm_struct *next,
 	local_irq_restore(flags);
 }
 
-static inline unsigned long mm_mangle_tif_spec_ib(struct task_struct *next)
+static unsigned long mm_mangle_tif_spec_ib(struct task_struct *next)
 {
 	unsigned long next_tif = task_thread_info(next)->flags;
 	unsigned long ibpb = (next_tif >> TIF_SPEC_IB) & LAST_USER_MM_IBPB;
@@ -880,7 +880,7 @@ static DEFINE_PER_CPU_SHARED_ALIGNED(struct flush_tlb_info, flush_tlb_info);
 static DEFINE_PER_CPU(unsigned int, flush_tlb_info_idx);
 #endif
 
-static inline struct flush_tlb_info *get_flush_tlb_info(struct mm_struct *mm,
+static struct flush_tlb_info *get_flush_tlb_info(struct mm_struct *mm,
 			unsigned long start, unsigned long end,
 			unsigned int stride_shift, bool freed_tables,
 			u64 new_tlb_gen)
@@ -907,7 +907,7 @@ static inline struct flush_tlb_info *get_flush_tlb_info(struct mm_struct *mm,
 	return info;
 }
 
-static inline void put_flush_tlb_info(void)
+static void put_flush_tlb_info(void)
 {
 #ifdef CONFIG_DEBUG_VM
 	/* Complete reentrency prevention checks */