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MM: straight mapping

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Change-Id: I70871f8c382fb00aa719ed501cc5de436d916d7f
This commit is contained in:
Balazs Gerofi
2020-05-27 13:54:04 +09:00
committed by Masamichi Takagi
parent 100bbe6231
commit 201f5ce500
13 changed files with 385 additions and 21 deletions
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9
kernel/include/process.h
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@ -390,6 +390,7 @@ struct vm_range {
struct rb_node vm_rb_node;
unsigned long start, end;
unsigned long flag;
unsigned long straight_start;
struct memobj *memobj;
off_t objoff;
int pgshift; /* page size. 0 means THP */
@ -563,6 +564,9 @@ struct process {
int clone_count;
int thp_disable;
int straight_map;
size_t straight_map_threshold;
// perf_event
int perf_status;
#define PP_NONE 0
@ -578,6 +582,11 @@ struct process {
#endif // PROFILE_ENABLE
int nr_processes; /* For partitioned execution */
int process_rank; /* Rank in partition */
void *straight_va;
size_t straight_len;
unsigned long straight_pa;
int coredump_barrier_count, coredump_barrier_count2;
mcs_rwlock_lock_t coredump_lock; // lock for coredump
};