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Fix pthread stacks with larger guard size

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Justine Tunney 2022-09-09 06:19:05 -07:00
parent 1db76c288e
commit e97f1a99cf
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GPG key ID: BE714B4575D6E328
10 changed files with 68 additions and 42 deletions
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1
libc/intrin/describemapflags.c
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@ -30,7 +30,6 @@ const char *(DescribeMapFlags)(char buf[64], int x) {
{MAP_SHARED, "SHARED"}, //
{MAP_FIXED, "FIXED"}, //
{MAP_FIXED_NOREPLACE, "FIXED_NOREPLACE"}, //
{MAP_GROWSDOWN, "GROWSDOWN"}, //
{MAP_CONCEAL, "CONCEAL"}, //
{MAP_HUGETLB, "HUGETLB"}, //
{MAP_LOCKED, "LOCKED"}, //

1
libc/intrin/describemapping.c
View file

@ -49,7 +49,6 @@ const char *(DescribeMapping)(char p[8], int prot, int flags) {
DescribeProt(p, prot);
p[3] = DescribeMapType(flags);
p[4] = (flags & MAP_ANONYMOUS) ? 'a' : '-';
p[5] = (flags & MAP_GROWSDOWN) ? 'G' : '-';
p[6] = (flags & MAP_FIXED) ? 'F' : '-';
p[7] = 0;
return p;

2
libc/intrin/pthread.h
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@ -85,7 +85,7 @@ typedef struct pthread_attr_s {
char detachstate;
size_t stacksize;
size_t guardsize;
void *stackaddr;
char *stackaddr;
int scope;
int schedpolicy;
int inheritsched;

3
libc/intrin/pthread_attr_init.c
View file

@ -30,8 +30,5 @@ int pthread_attr_init(pthread_attr_t *attr) {
.stacksize = GetStackSize(),
.guardsize = PAGESIZE,
};
if (attr->stacksize >= 1048576) {
attr->guardsize = FRAMESIZE;
}
return 0;
}