From: Ben Gardon <bgardon@google.com>
To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Cc: Paolo Bonzini <pbonzini@redhat.com>, Peter Xu <peterx@redhat.com>,
Sean Christopherson <seanjc@google.com>,
David Matlack <dmatlack@google.com>,
Jim Mattson <jmattson@google.com>,
David Dunn <daviddunn@google.com>,
Jing Zhang <jingzhangos@google.com>,
Junaid Shahid <junaids@google.com>,
Ben Gardon <bgardon@google.com>
Subject: [PATCH 06/13] selftests: KVM: Improve error message in vm_phy_pages_alloc
Date: Thu, 10 Mar 2022 08:45:25 -0800 [thread overview]
Message-ID: <20220310164532.1821490-7-bgardon@google.com> (raw)
In-Reply-To: <20220310164532.1821490-1-bgardon@google.com>
Make an error message in vm_phy_pages_alloc more specific, and log the
number of pages requested in the allocation.
Signed-off-by: Ben Gardon <bgardon@google.com>
---
tools/testing/selftests/kvm/lib/kvm_util.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index a10bee651191..f9591dad1010 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -2408,9 +2408,10 @@ vm_paddr_t vm_phy_pages_alloc(struct kvm_vm *vm, size_t num,
} while (pg && pg != base + num);
if (pg == 0) {
- fprintf(stderr, "No guest physical page available, "
+ fprintf(stderr,
+ "Unable to find %ld contiguous guest physical pages. "
"paddr_min: 0x%lx page_size: 0x%x memslot: %u\n",
- paddr_min, vm->page_size, memslot.id);
+ num, paddr_min, vm->page_size, memslot.id);
fputs("---- vm dump ----\n", stderr);
vm_dump(stderr, vm, 2);
abort();
--
2.35.1.616.g0bdcbb4464-goog
next prev parent reply other threads:[~2022-03-10 16:46 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-10 16:45 [PATCH 00/13] KVM: x86: Add a cap to disable NX hugepages on a VM Ben Gardon
2022-03-10 16:45 ` [PATCH 01/13] selftests: KVM: Dump VM stats in binary stats test Ben Gardon
2022-03-10 16:45 ` [PATCH 02/13] selftests: KVM: Test reading a single stat Ben Gardon
2022-03-10 16:45 ` [PATCH 03/13] selftests: KVM: Wrap memslot IDs in a struct for readability Ben Gardon
2022-03-10 16:45 ` [PATCH 04/13] selftests: KVM: Add memslot parameter to VM vaddr allocation Ben Gardon
2022-03-10 16:45 ` [PATCH 05/13] selftests: KVM: Add memslot parameter to elf_load Ben Gardon
2022-03-10 16:45 ` Ben Gardon [this message]
2022-03-10 16:45 ` [PATCH 07/13] selftests: KVM: Add NX huge pages test Ben Gardon
[not found] ` <CABOYuvY8sJgzC2VA=i4gddDu=jZCffFNi5E4G2cJ2B01zg3XcA@mail.gmail.com>
2022-03-10 17:07 ` Ben Gardon
2022-03-10 16:45 ` [PATCH 08/13] KVM: x86/MMU: Factor out updating NX hugepages state for a VM Ben Gardon
2022-03-10 16:45 ` [PATCH 09/13] KVM: x86/MMU: Track NX hugepages on a per-VM basis Ben Gardon
2022-03-10 16:45 ` [PATCH 10/13] KVM: x86/MMU: Allow NX huge pages to be disabled on a per-vm basis Ben Gardon
2022-03-10 16:45 ` [PATCH 11/13] KVM: x86: Fix errant brace in KVM capability handling Ben Gardon
2022-03-10 16:45 ` [PATCH 12/13] KVM: x86/MMU: Require reboot permission to disable NX hugepages Ben Gardon
2022-03-10 16:45 ` [PATCH 13/13] selftests: KVM: Test disabling NX hugepages on a VM Ben Gardon
2022-03-10 17:58 ` [PATCH 00/13] KVM: x86: Add a cap to disable " Sean Christopherson
2022-03-10 19:29 ` Ben Gardon
2022-03-11 2:19 ` Sean Christopherson
2022-03-15 23:12 ` Ben Gardon
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