[PATCH v13 13/85] KVM: Annotate that all paths in hva_to_pfn() might sleep
Sean Christopherson
seanjc at google.com
Thu Oct 10 11:23:15 PDT 2024
Now that hva_to_pfn() no longer supports being called in atomic context,
move the might_sleep() annotation from hva_to_pfn_slow() to hva_to_pfn().
Reviewed-by: Alex Bennée <alex.bennee at linaro.org>
Tested-by: Alex Bennée <alex.bennee at linaro.org>
Signed-off-by: Sean Christopherson <seanjc at google.com>
---
virt/kvm/kvm_main.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 0bc077213d3e..17acc75990a5 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2804,8 +2804,6 @@ static int hva_to_pfn_slow(unsigned long addr, bool *async, bool write_fault,
struct page *page;
int npages;
- might_sleep();
-
if (writable)
*writable = write_fault;
@@ -2939,6 +2937,8 @@ kvm_pfn_t hva_to_pfn(unsigned long addr, bool interruptible, bool *async,
kvm_pfn_t pfn;
int npages, r;
+ might_sleep();
+
if (hva_to_pfn_fast(addr, write_fault, writable, &pfn))
return pfn;
--
2.47.0.rc1.288.g06298d1525-goog
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