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SUSE:SLE-15-SP2:Update
xen.13142
5dbc0d64-x86-fix-CONFIG_PV-build-following-XSA-...
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File 5dbc0d64-x86-fix-CONFIG_PV-build-following-XSA-299.patch of Package xen.13142
# Commit 7e4404f8c66f94ac173a3232712074677415d842 # Date 2019-11-01 10:48:04 +0000 # Author Andrew Cooper <andrew.cooper3@citrix.com> # Committer Andrew Cooper <andrew.cooper3@citrix.com> x86/pv: Fix !CONFIG_PV build following XSA-299 PTF_* are declared within CONFIG_PV, and used outside: mm.c: In function ‘_put_page_type’: mm.c:2819:32: error: ‘PTF_preemptible’ undeclared (first use in this function) bool preemptible = flags & PTF_preemptible; ^~~~~~~~~~~~~~~ mm.c:2819:32: note: each undeclared identifier is reported only once for each function it appears in mm.c:2842:24: error: ‘PTF_partial_set’ undeclared (first use in this function) if ( !(flags & PTF_partial_set) ) ^~~~~~~~~~~~~~~ mm.c: In function ‘put_page_type_preemptible’: mm.c:3090:33: error: ‘PTF_preemptible’ undeclared (first use in this function) return _put_page_type(page, PTF_preemptible, NULL); ^~~~~~~~~~~~~~~ mm.c: In function ‘put_old_guest_table’: mm.c:3108:25: error: ‘PTF_preemptible’ undeclared (first use in this function) PTF_preemptible | ^~~~~~~~~~~~~~~ mm.c:3110:27: error: ‘PTF_partial_set’ undeclared (first use in this function) PTF_partial_set : 0 ), ^~~~~~~~~~~~~~~ mm.c: In function ‘put_page_type_preemptible’: mm.c:3091:1: error: control reaches end of non-void function [-Werror=return-type] } ^ cc1: all warnings being treated as errors Re-position the definitions to be outside of the #ifdef CONFIG_PV Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> Reviewed-by: Wei Liu <wl@xen.org> --- a/xen/arch/x86/mm.c +++ b/xen/arch/x86/mm.c @@ -1095,8 +1095,6 @@ get_page_from_l1e( return -EBUSY; } -#ifdef CONFIG_PV - /* * The following flags are used to specify behavior of various get and * put commands. The first is also stored in page->partial_flags to @@ -1109,6 +1107,8 @@ get_page_from_l1e( #define PTF_defer (1 << 3) #define PTF_retain_ref_on_restart (1 << 4) +#ifdef CONFIG_PV + static int get_page_and_type_from_mfn( mfn_t mfn, unsigned long type, struct domain *d, unsigned int flags)
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