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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-03 05:08:50 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-03 05:08:50 +0000 |
commit | c237094850d33ea4ae93ebb2b04ba2e23adedeb6 (patch) | |
tree | e08643d51bc147dd580d1a5412657e15afbf8359 /arch/s390/include/asm/mmu.h | |
parent | Adding debian version 6.8.11-1. (diff) | |
download | linux-c237094850d33ea4ae93ebb2b04ba2e23adedeb6.tar.xz linux-c237094850d33ea4ae93ebb2b04ba2e23adedeb6.zip |
Merging upstream version 6.8.12.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/s390/include/asm/mmu.h')
-rw-r--r-- | arch/s390/include/asm/mmu.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/include/asm/mmu.h b/arch/s390/include/asm/mmu.h index bb1b4bef1..4c2dc7abc 100644 --- a/arch/s390/include/asm/mmu.h +++ b/arch/s390/include/asm/mmu.h @@ -32,6 +32,11 @@ typedef struct { unsigned int uses_skeys:1; /* The mmu context uses CMM. */ unsigned int uses_cmm:1; + /* + * The mmu context allows COW-sharing of memory pages (KSM, zeropage). + * Note that COW-sharing during fork() is currently always allowed. + */ + unsigned int allow_cow_sharing:1; /* The gmaps associated with this context are allowed to use huge pages. */ unsigned int allow_gmap_hpage_1m:1; } mm_context_t; |