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| author | alc <alc@FreeBSD.org> | 2009-06-06 20:13:14 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2009-06-06 20:13:14 +0000 |
| commit | 569ccdf52be50bb7cedd94c58eb9107022d1506f (patch) | |
| tree | fd2fc1bd5d784f6e6b3183645ef3942de635ce56 /sys/kern/kern_exec.c | |
| parent | 7758932884199b8e72ce2ee07f29a0a6614451ce (diff) | |
| download | FreeBSD-src-569ccdf52be50bb7cedd94c58eb9107022d1506f.zip FreeBSD-src-569ccdf52be50bb7cedd94c58eb9107022d1506f.tar.gz | |
If vm_pager_get_pages() returns VM_PAGER_OK, then there is no need to check
the page's valid bits. The page is guaranteed to be fully valid. (For the
record, this is documented in vm/vm_pager.h's comments.)
Diffstat (limited to 'sys/kern/kern_exec.c')
| -rw-r--r-- | sys/kern/kern_exec.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/sys/kern/kern_exec.c b/sys/kern/kern_exec.c index fcd8530..2eec5e9 100644 --- a/sys/kern/kern_exec.c +++ b/sys/kern/kern_exec.c @@ -948,8 +948,7 @@ exec_map_first_page(imgp) initial_pagein = i; rv = vm_pager_get_pages(object, ma, initial_pagein, 0); ma[0] = vm_page_lookup(object, 0); - if ((rv != VM_PAGER_OK) || (ma[0] == NULL) || - (ma[0]->valid == 0)) { + if ((rv != VM_PAGER_OK) || (ma[0] == NULL)) { if (ma[0]) { vm_page_lock_queues(); vm_page_free(ma[0]); |
