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authorcinap_lenrek <cinap_lenrek@felloff.net>2022-01-16 19:25:11 +0000
committercinap_lenrek <cinap_lenrek@felloff.net>2022-01-16 19:25:11 +0000
commit6f9838a6a5b80e0253bdc8fb194ad6f15eb655f5 (patch)
treeb7b6770ef352dd40e389ef300f4e3495031d139e /sys/src/9/port/userinit.c
parent6e64d30454f71ecda88dba1bd792e97509115d73 (diff)
kernel: make Page.txtflush into an array
To avoid a MAXMACH limit of 32 and make txtflush into an array for the bitmap. Provide portable macros for testing and clearing the bits: needtxtflush(), donetxtflush(). On pc/pc64, define inittxtflush()/settxtflush() as no-op macros, avoiding the storage overhead of the txtflush array alltogether.
Diffstat (limited to 'sys/src/9/port/userinit.c')
-rw-r--r--sys/src/9/port/userinit.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/src/9/port/userinit.c b/sys/src/9/port/userinit.c
index 89a19c1c9..01354b94a 100644
--- a/sys/src/9/port/userinit.c
+++ b/sys/src/9/port/userinit.c
@@ -52,7 +52,7 @@ proc0(void*)
k = kmap(p);
memmove((void*)VA(k), initcode, sizeof(initcode));
kunmap(k);
- p->txtflush = ~0;
+ settxtflush(p, 1);
segpage(up->seg[TSEG], p);
up->seg[TSEG]->flushme = 1;