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Temporary fixes for process waiting and stack setup to allow simple user programs to run #24

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sb3923 merged 2 commits from user-programs-temporary-fix into user-programs 2024-11-06 16:41:49 +00:00
Conversation 5 Commits 2 Files Changed 1 +8 -2
1 changed files with 8 additions and 2 deletions
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Showing only changes of commit fcb7e9e441 - Show all commits

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src/userprog/process.c
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@@ -457,7 +457,7 @@ setup_stack (void **esp)
{ {
success = install_page (((uint8_t *) PHYS_BASE) - PGSIZE, kpage, true); success = install_page (((uint8_t *) PHYS_BASE) - PGSIZE, kpage, true);
if (success) if (success)
*esp = PHYS_BASE; *esp = PHYS_BASE - 12;
else else
palloc_free_page (kpage); palloc_free_page (kpage);
} }