From: Lianbo Jiang <lijiang@redhat.com>
To: kexec@lists.infradead.org
Cc: dyoung@redhat.com, k-hagio@ab.jp.nec.com, anderson@redhat.com,
bhe@redhat.com
Subject: [PATCH 1/2] Makedumpfile: add a new variable 'sme_mask' to number_table
Date: Tue, 22 Jan 2019 16:03:56 +0800 [thread overview]
Message-ID: <20190122080357.23381-2-lijiang@redhat.com> (raw)
In-Reply-To: <20190122080357.23381-1-lijiang@redhat.com>
It will be used to store the sme mask for crashed kernel, the
sme_mask denotes whether the old memory is encrypted or not.
Signed-off-by: Lianbo Jiang <lijiang@redhat.com>
---
makedumpfile.c | 3 +++
makedumpfile.h | 1 +
2 files changed, 4 insertions(+)
diff --git a/makedumpfile.c b/makedumpfile.c
index 8923538..a03aaa1 100644
--- a/makedumpfile.c
+++ b/makedumpfile.c
@@ -1743,6 +1743,7 @@ get_structure_info(void)
ENUM_NUMBER_INIT(NR_FREE_PAGES, "NR_FREE_PAGES");
ENUM_NUMBER_INIT(N_ONLINE, "N_ONLINE");
ENUM_NUMBER_INIT(pgtable_l5_enabled, "pgtable_l5_enabled");
+ ENUM_NUMBER_INIT(sme_mask, "sme_mask");
ENUM_NUMBER_INIT(PG_lru, "PG_lru");
ENUM_NUMBER_INIT(PG_private, "PG_private");
@@ -2276,6 +2277,7 @@ write_vmcoreinfo_data(void)
WRITE_NUMBER("NR_FREE_PAGES", NR_FREE_PAGES);
WRITE_NUMBER("N_ONLINE", N_ONLINE);
WRITE_NUMBER("pgtable_l5_enabled", pgtable_l5_enabled);
+ WRITE_NUMBER("sme_mask", sme_mask);
WRITE_NUMBER("PG_lru", PG_lru);
WRITE_NUMBER("PG_private", PG_private);
@@ -2672,6 +2674,7 @@ read_vmcoreinfo(void)
READ_NUMBER("NR_FREE_PAGES", NR_FREE_PAGES);
READ_NUMBER("N_ONLINE", N_ONLINE);
READ_NUMBER("pgtable_l5_enabled", pgtable_l5_enabled);
+ READ_NUMBER("sme_mask", sme_mask);
READ_NUMBER("PG_lru", PG_lru);
READ_NUMBER("PG_private", PG_private);
diff --git a/makedumpfile.h b/makedumpfile.h
index 73813ed..e97b2e7 100644
--- a/makedumpfile.h
+++ b/makedumpfile.h
@@ -1912,6 +1912,7 @@ struct number_table {
long NR_FREE_PAGES;
long N_ONLINE;
long pgtable_l5_enabled;
+ long sme_mask;
/*
* Page flags
--
2.17.1
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next prev parent reply other threads:[~2019-01-22 8:04 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-22 8:03 [PATCH 0/2] makedumpfile needs to remove the memory encryption Lianbo Jiang
2019-01-22 8:03 ` Lianbo Jiang [this message]
2019-01-23 21:51 ` [PATCH 1/2] Makedumpfile: add a new variable 'sme_mask' to number_table Kazuhito Hagio
2019-01-24 9:23 ` lijiang
2019-01-22 8:03 ` [PATCH 2/2] Remove the memory encryption mask to obtain the true physical address Lianbo Jiang
2019-01-23 22:16 ` Kazuhito Hagio
2019-01-24 19:33 ` Kazuhito Hagio
2019-01-25 3:17 ` lijiang
2019-01-25 3:06 ` lijiang
2019-01-25 3:55 ` dyoung
2019-01-25 14:32 ` Lendacky, Thomas
2019-01-28 1:55 ` lijiang
2019-01-28 3:15 ` lijiang
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