Messages in this thread Patch in this message | | | Date | Tue, 10 Apr 2018 16:13:45 +0200 | From | Petr Tesarik <> | Subject | [PATCH] kexec: export PG_swapbacked to VMCOREINFO |
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Since commit 6326fec1122cde256bd2a8c63f2606e08e44ce1d PG_swapcache is an alias for PG_owner_priv_1, which may be also used for other purposes. To know whether the bit indeed has the PG_swapcache meaning, it is necessary to check PG_swapbacked, hence this bit must be exported.
Signed-off-by: Petr Tesarik <ptesarik@suse.com> --- kernel/crash_core.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/kernel/crash_core.c b/kernel/crash_core.c index a93590cdd9e1..f7674d676889 100644 --- a/kernel/crash_core.c +++ b/kernel/crash_core.c @@ -454,6 +454,7 @@ static int __init crash_save_vmcoreinfo_init(void) VMCOREINFO_NUMBER(PG_lru); VMCOREINFO_NUMBER(PG_private); VMCOREINFO_NUMBER(PG_swapcache); + VMCOREINFO_NUMBER(PG_swapbacked); VMCOREINFO_NUMBER(PG_slab); #ifdef CONFIG_MEMORY_FAILURE VMCOREINFO_NUMBER(PG_hwpoison); -- 2.13.6
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