* [linux-next:master 4556/7806] arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
@ 2021-10-13 9:08 ` kernel test robot
0 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2021-10-13 9:08 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 766 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 8006b911c90a4ec09958447d24c8a4c3538f5723
commit: deae4a10f16649d9c8bfb89f38b61930fb938284 [4556/7806] KVM: x86: only allocate gfn_track when necessary
config: i386-randconfig-c023-20211012 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
cocci warnings: (new ones prefixed by >>)
>> arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
Please review and possibly fold the followup patch.
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 33119 bytes --]
^ permalink raw reply [flat|nested] 8+ messages in thread
* [linux-next:master 4556/7806] arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
@ 2021-10-13 9:08 ` kernel test robot
0 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2021-10-13 9:08 UTC (permalink / raw)
To: David Stevens; +Cc: kbuild-all, Linux Memory Management List, Paolo Bonzini
[-- Attachment #1: Type: text/plain, Size: 746 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 8006b911c90a4ec09958447d24c8a4c3538f5723
commit: deae4a10f16649d9c8bfb89f38b61930fb938284 [4556/7806] KVM: x86: only allocate gfn_track when necessary
config: i386-randconfig-c023-20211012 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
cocci warnings: (new ones prefixed by >>)
>> arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
Please review and possibly fold the followup patch.
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 33119 bytes --]
^ permalink raw reply [flat|nested] 8+ messages in thread
* [PATCH] KVM: x86: fix noderef.cocci warnings
2021-10-13 9:08 ` kernel test robot
@ 2021-10-13 9:08 ` kernel test robot
-1 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2021-10-13 9:08 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 1393 bytes --]
From: kernel test robot <lkp@intel.com>
arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
sizeof when applied to a pointer typed expression gives the size of
the pointer
Generated by: scripts/coccinelle/misc/noderef.cocci
Fixes: deae4a10f166 ("KVM: x86: only allocate gfn_track when necessary")
CC: David Stevens <stevensd@chromium.org>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: kernel test robot <lkp@intel.com>
---
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 8006b911c90a4ec09958447d24c8a4c3538f5723
commit: deae4a10f16649d9c8bfb89f38b61930fb938284 [4556/7806] KVM: x86: only allocate gfn_track when necessary
:::::: branch date: 3 hours ago
:::::: commit date: 12 days ago
page_track.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/arch/x86/kvm/mmu/page_track.c
+++ b/arch/x86/kvm/mmu/page_track.c
@@ -92,7 +92,8 @@ int kvm_page_track_enable_mmu_write_trac
slots = __kvm_memslots(kvm, i);
kvm_for_each_memslot(slot, slots) {
gfn_track = slot->arch.gfn_track + KVM_PAGE_TRACK_WRITE;
- *gfn_track = kvcalloc(slot->npages, sizeof(*gfn_track),
+ *gfn_track = kvcalloc(slot->npages,
+ sizeof(**gfn_track),
GFP_KERNEL_ACCOUNT);
if (*gfn_track == NULL) {
mutex_unlock(&kvm->slots_arch_lock);
^ permalink raw reply [flat|nested] 8+ messages in thread* [PATCH] KVM: x86: fix noderef.cocci warnings
@ 2021-10-13 9:08 ` kernel test robot
0 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2021-10-13 9:08 UTC (permalink / raw)
To: David Stevens
Cc: kbuild-all, Linux Memory Management List, Paolo Bonzini,
Sean Christopherson, Vitaly Kuznetsov, Wanpeng Li, Jim Mattson,
Joerg Roedel, Thomas Gleixner, Ingo Molnar, Borislav Petkov
From: kernel test robot <lkp@intel.com>
arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
sizeof when applied to a pointer typed expression gives the size of
the pointer
Generated by: scripts/coccinelle/misc/noderef.cocci
Fixes: deae4a10f166 ("KVM: x86: only allocate gfn_track when necessary")
CC: David Stevens <stevensd@chromium.org>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: kernel test robot <lkp@intel.com>
---
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 8006b911c90a4ec09958447d24c8a4c3538f5723
commit: deae4a10f16649d9c8bfb89f38b61930fb938284 [4556/7806] KVM: x86: only allocate gfn_track when necessary
:::::: branch date: 3 hours ago
:::::: commit date: 12 days ago
page_track.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/arch/x86/kvm/mmu/page_track.c
+++ b/arch/x86/kvm/mmu/page_track.c
@@ -92,7 +92,8 @@ int kvm_page_track_enable_mmu_write_trac
slots = __kvm_memslots(kvm, i);
kvm_for_each_memslot(slot, slots) {
gfn_track = slot->arch.gfn_track + KVM_PAGE_TRACK_WRITE;
- *gfn_track = kvcalloc(slot->npages, sizeof(*gfn_track),
+ *gfn_track = kvcalloc(slot->npages,
+ sizeof(**gfn_track),
GFP_KERNEL_ACCOUNT);
if (*gfn_track == NULL) {
mutex_unlock(&kvm->slots_arch_lock);
^ permalink raw reply [flat|nested] 8+ messages in thread* Re: [PATCH] KVM: x86: fix noderef.cocci warnings
2021-10-13 9:08 ` kernel test robot
@ 2021-10-13 11:03 ` Paolo Bonzini
-1 siblings, 0 replies; 8+ messages in thread
From: Paolo Bonzini @ 2021-10-13 11:03 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 1600 bytes --]
On 13/10/21 11:08, kernel test robot wrote:
> From: kernel test robot <lkp@intel.com>
>
> arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
>
> sizeof when applied to a pointer typed expression gives the size of
> the pointer
>
> Generated by: scripts/coccinelle/misc/noderef.cocci
>
> Fixes: deae4a10f166 ("KVM: x86: only allocate gfn_track when necessary")
> CC: David Stevens <stevensd@chromium.org>
> Reported-by: kernel test robot <lkp@intel.com>
> Signed-off-by: kernel test robot <lkp@intel.com>
> ---
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head: 8006b911c90a4ec09958447d24c8a4c3538f5723
> commit: deae4a10f16649d9c8bfb89f38b61930fb938284 [4556/7806] KVM: x86: only allocate gfn_track when necessary
> :::::: branch date: 3 hours ago
> :::::: commit date: 12 days ago
>
> page_track.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> --- a/arch/x86/kvm/mmu/page_track.c
> +++ b/arch/x86/kvm/mmu/page_track.c
> @@ -92,7 +92,8 @@ int kvm_page_track_enable_mmu_write_trac
> slots = __kvm_memslots(kvm, i);
> kvm_for_each_memslot(slot, slots) {
> gfn_track = slot->arch.gfn_track + KVM_PAGE_TRACK_WRITE;
> - *gfn_track = kvcalloc(slot->npages, sizeof(*gfn_track),
> + *gfn_track = kvcalloc(slot->npages,
> + sizeof(**gfn_track),
> GFP_KERNEL_ACCOUNT);
> if (*gfn_track == NULL) {
> mutex_unlock(&kvm->slots_arch_lock);
>
There's already a patch on list here, I should apply it soon.
Paolo
^ permalink raw reply [flat|nested] 8+ messages in thread* Re: [PATCH] KVM: x86: fix noderef.cocci warnings
@ 2021-10-13 11:03 ` Paolo Bonzini
0 siblings, 0 replies; 8+ messages in thread
From: Paolo Bonzini @ 2021-10-13 11:03 UTC (permalink / raw)
To: kernel test robot, David Stevens
Cc: kbuild-all, Linux Memory Management List, Sean Christopherson,
Vitaly Kuznetsov, Wanpeng Li, Jim Mattson, Joerg Roedel,
Thomas Gleixner, Ingo Molnar, Borislav Petkov
On 13/10/21 11:08, kernel test robot wrote:
> From: kernel test robot <lkp@intel.com>
>
> arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
>
> sizeof when applied to a pointer typed expression gives the size of
> the pointer
>
> Generated by: scripts/coccinelle/misc/noderef.cocci
>
> Fixes: deae4a10f166 ("KVM: x86: only allocate gfn_track when necessary")
> CC: David Stevens <stevensd@chromium.org>
> Reported-by: kernel test robot <lkp@intel.com>
> Signed-off-by: kernel test robot <lkp@intel.com>
> ---
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head: 8006b911c90a4ec09958447d24c8a4c3538f5723
> commit: deae4a10f16649d9c8bfb89f38b61930fb938284 [4556/7806] KVM: x86: only allocate gfn_track when necessary
> :::::: branch date: 3 hours ago
> :::::: commit date: 12 days ago
>
> page_track.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> --- a/arch/x86/kvm/mmu/page_track.c
> +++ b/arch/x86/kvm/mmu/page_track.c
> @@ -92,7 +92,8 @@ int kvm_page_track_enable_mmu_write_trac
> slots = __kvm_memslots(kvm, i);
> kvm_for_each_memslot(slot, slots) {
> gfn_track = slot->arch.gfn_track + KVM_PAGE_TRACK_WRITE;
> - *gfn_track = kvcalloc(slot->npages, sizeof(*gfn_track),
> + *gfn_track = kvcalloc(slot->npages,
> + sizeof(**gfn_track),
> GFP_KERNEL_ACCOUNT);
> if (*gfn_track == NULL) {
> mutex_unlock(&kvm->slots_arch_lock);
>
There's already a patch on list here, I should apply it soon.
Paolo
^ permalink raw reply [flat|nested] 8+ messages in thread
* arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
@ 2021-11-14 1:58 kernel test robot
2021-11-14 1:58 ` kernel test robot
0 siblings, 1 reply; 8+ messages in thread
From: kernel test robot @ 2021-11-14 1:58 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 819 bytes --]
tree: https://github.com/0day-ci/linux/commits/David-Stevens/KVM-x86-skip-gfn_track-allocation-when-possible/20210922-134429
head: e8c58ba667b80c8c238fb54320c7f774c631dfd5
commit: e8c58ba667b80c8c238fb54320c7f774c631dfd5 KVM: x86: only allocate gfn_track when necessary
date: 8 weeks ago
config: i386-randconfig-c024-20210928 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
cocci warnings: (new ones prefixed by >>)
>> arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
Please review and possibly fold the followup patch.
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 40739 bytes --]
^ permalink raw reply [flat|nested] 8+ messages in thread
* [PATCH] KVM: x86: fix noderef.cocci warnings
2021-11-14 1:58 arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer kernel test robot
@ 2021-11-14 1:58 ` kernel test robot
0 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2021-11-14 1:58 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 1351 bytes --]
From: kernel test robot <lkp@intel.com>
arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
sizeof when applied to a pointer typed expression gives the size of
the pointer
Generated by: scripts/coccinelle/misc/noderef.cocci
CC: David Stevens <stevensd@chromium.org>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: kernel test robot <lkp@intel.com>
---
tree: https://github.com/0day-ci/linux/commits/David-Stevens/KVM-x86-skip-gfn_track-allocation-when-possible/20210922-134429
head: e8c58ba667b80c8c238fb54320c7f774c631dfd5
commit: e8c58ba667b80c8c238fb54320c7f774c631dfd5 KVM: x86: only allocate gfn_track when necessary
:::::: branch date: 8 weeks ago
:::::: commit date: 8 weeks ago
page_track.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/arch/x86/kvm/mmu/page_track.c
+++ b/arch/x86/kvm/mmu/page_track.c
@@ -92,7 +92,8 @@ int kvm_page_track_enable_mmu_write_trac
slots = __kvm_memslots(kvm, i);
kvm_for_each_memslot(slot, slots) {
gfn_track = slot->arch.gfn_track + KVM_PAGE_TRACK_WRITE;
- *gfn_track = kvcalloc(slot->npages, sizeof(*gfn_track),
+ *gfn_track = kvcalloc(slot->npages,
+ sizeof(**gfn_track),
GFP_KERNEL_ACCOUNT);
if (*gfn_track == NULL) {
mutex_unlock(&kvm->slots_arch_lock);
^ permalink raw reply [flat|nested] 8+ messages in thread* [PATCH] KVM: x86: fix noderef.cocci warnings
@ 2021-11-14 1:58 ` kernel test robot
0 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2021-11-14 1:58 UTC (permalink / raw)
To: David Stevens; +Cc: kbuild-all, linux-kernel, 0day robot
From: kernel test robot <lkp@intel.com>
arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer
sizeof when applied to a pointer typed expression gives the size of
the pointer
Generated by: scripts/coccinelle/misc/noderef.cocci
CC: David Stevens <stevensd@chromium.org>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: kernel test robot <lkp@intel.com>
---
tree: https://github.com/0day-ci/linux/commits/David-Stevens/KVM-x86-skip-gfn_track-allocation-when-possible/20210922-134429
head: e8c58ba667b80c8c238fb54320c7f774c631dfd5
commit: e8c58ba667b80c8c238fb54320c7f774c631dfd5 KVM: x86: only allocate gfn_track when necessary
:::::: branch date: 8 weeks ago
:::::: commit date: 8 weeks ago
page_track.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/arch/x86/kvm/mmu/page_track.c
+++ b/arch/x86/kvm/mmu/page_track.c
@@ -92,7 +92,8 @@ int kvm_page_track_enable_mmu_write_trac
slots = __kvm_memslots(kvm, i);
kvm_for_each_memslot(slot, slots) {
gfn_track = slot->arch.gfn_track + KVM_PAGE_TRACK_WRITE;
- *gfn_track = kvcalloc(slot->npages, sizeof(*gfn_track),
+ *gfn_track = kvcalloc(slot->npages,
+ sizeof(**gfn_track),
GFP_KERNEL_ACCOUNT);
if (*gfn_track == NULL) {
mutex_unlock(&kvm->slots_arch_lock);
^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2021-11-14 1:59 UTC | newest]
Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
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2021-10-13 9:08 [linux-next:master 4556/7806] arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer kernel test robot
2021-10-13 9:08 ` kernel test robot
2021-10-13 9:08 ` [PATCH] KVM: x86: fix noderef.cocci warnings kernel test robot
2021-10-13 9:08 ` kernel test robot
2021-10-13 11:03 ` Paolo Bonzini
2021-10-13 11:03 ` Paolo Bonzini
-- strict thread matches above, loose matches on Subject: below --
2021-11-14 1:58 arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer kernel test robot
2021-11-14 1:58 ` [PATCH] KVM: x86: fix noderef.cocci warnings kernel test robot
2021-11-14 1:58 ` kernel test robot
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