Date: Tue, 15 Oct 2024 15:05:29 GMT From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: a1ae801880ef - stable/14 - kinfo_vmentry: report max protection Message-ID: <202410151505.49FF5Tt7089419@gitrepo.freebsd.org>
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The branch stable/14 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=a1ae801880ef64e2c2fd7ca51744ff86611df313 commit a1ae801880ef64e2c2fd7ca51744ff86611df313 Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2024-10-07 07:49:43 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2024-10-15 14:50:16 +0000 kinfo_vmentry: report max protection (cherry picked from commit 409c2fa385aa34baf7dd86bed2e86fbff16ad86d) --- sys/kern/kern_proc.c | 6 ++++++ sys/sys/user.h | 3 +++ 2 files changed, 9 insertions(+) diff --git a/sys/kern/kern_proc.c b/sys/kern/kern_proc.c index d20fc0ac4e9a..17d002a29c77 100644 --- a/sys/kern/kern_proc.c +++ b/sys/kern/kern_proc.c @@ -2679,6 +2679,12 @@ kern_proc_vmmap_out(struct proc *p, struct sbuf *sb, ssize_t maxlen, int flags) kve->kve_protection |= KVME_PROT_WRITE; if (entry->protection & VM_PROT_EXECUTE) kve->kve_protection |= KVME_PROT_EXEC; + if (entry->max_protection & VM_PROT_READ) + kve->kve_protection |= KVME_MAX_PROT_READ; + if (entry->max_protection & VM_PROT_WRITE) + kve->kve_protection |= KVME_MAX_PROT_WRITE; + if (entry->max_protection & VM_PROT_EXECUTE) + kve->kve_protection |= KVME_MAX_PROT_EXEC; if (entry->eflags & MAP_ENTRY_COW) kve->kve_flags |= KVME_FLAG_COW; diff --git a/sys/sys/user.h b/sys/sys/user.h index 47f2984b1eff..4ca80741ad5a 100644 --- a/sys/sys/user.h +++ b/sys/sys/user.h @@ -508,6 +508,9 @@ struct kinfo_lockf { #define KVME_PROT_READ 0x00000001 #define KVME_PROT_WRITE 0x00000002 #define KVME_PROT_EXEC 0x00000004 +#define KVME_MAX_PROT_READ 0x00010000 +#define KVME_MAX_PROT_WRITE 0x00020000 +#define KVME_MAX_PROT_EXEC 0x00040000 #define KVME_FLAG_COW 0x00000001 #define KVME_FLAG_NEEDS_COPY 0x00000002
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