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VM: use RW spinlock for vm_range_lock

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Change-Id: Id4654084207d55bf77cc9f8b42795e0f9873cfa0
This commit is contained in:
Balazs Gerofi
2020-04-30 13:32:32 +09:00
committed by Masamichi Takagi
parent 54b529c82d
commit d5aafca1ae
7 changed files with 94 additions and 94 deletions
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2
kernel/include/process.h
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@@ -749,7 +749,7 @@ struct process_vm {
void *vvar_addr;
ihk_spinlock_t page_table_lock;
ihk_spinlock_t memory_range_lock;
ihk_rwspinlock_t memory_range_lock;
// to protect the followings:
// 1. addition of process "memory range" (extend_process_region, add_process_memory_range)
// 2. addition of process page table (allocate_pages, update_process_page_table)