Messages in this thread Patch in this message | | | Subject | [PATCH]: Remove PF_MEMDIE as it is redundant | From | Juan Quintela <> | Date | 08 Jan 2003 23:47:52 +0100 |
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Hi PF_MEMDIE don't have any use in current kernels. Please remove, we only set it in one place, and there we also set PF_MEMALLOC. And we only test it in other place, and we also test for PF_MEMALLOC. This patch has existed in aa for some quite time.
Please apply.
Later, Juan.
diff -urNp ref/include/linux/sched.h 2.4.20pre5aa1/include/linux/sched.h --- ref/include/linux/sched.h Fri Aug 30 01:55:20 2002 +++ 2.4.20pre5aa1/include/linux/sched.h Fri Aug 30 01:55:22 2002 @@ -481,7 +481,6 @@ struct task_struct { #define PF_DUMPCORE 0x00000200 /* dumped core */ #define PF_SIGNALED 0x00000400 /* killed by a signal */ #define PF_MEMALLOC 0x00000800 /* Allocating memory */ -#define PF_MEMDIE 0x00001000 /* Killed for out-of-memory */ #define PF_FREE_PAGES 0x00002000 /* per process page freeing */ #define PF_NOIO 0x00004000 /* avoid generating further I/O */ diff -urNp ref/mm/oom_kill.c 2.4.20pre5aa1/mm/oom_kill.c --- t3/mm/oom_kill.c.cc13-2.orig 2002-10-25 12:53:02.000000000 +0200 +++ t3/mm/oom_kill.c 2002-10-25 13:09:27.000000000 +0200 @@ -149,7 +149,7 @@ void oom_kill_task(struct task_struct *p * exit() and clear out its resources quickly... */ p->counter = 5 * HZ; - p->flags |= PF_MEMALLOC | PF_MEMDIE; + p->flags |= PF_MEMALLOC; /* This process has hardware access, be more careful. */ if (cap_t(p->cap_effective) & CAP_TO_MASK(CAP_SYS_RAWIO)) { diff -uNp t1/mm/page_alloc.c.cc13-3.orig t1/mm/page_alloc.c --- t1/mm/page_alloc.c.cc13-3.orig 2003-01-08 23:32:31.000000000 +0100 +++ t1/mm/page_alloc.c 2003-01-08 23:40:26.000000000 +0100 @@ -351,7 +351,7 @@ struct page * __alloc_pages(unsigned int /* here we're in the low on memory slow path */ rebalance: - if (current->flags & (PF_MEMALLOC | PF_MEMDIE)) { + if (current->flags & PF_MEMALLOC) { zone = zonelist->zones; for (;;) { zone_t *z = *(zone++);
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