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authorJoerg Roedel <jroedel@suse.de>2018-07-18 11:40:38 +0200
committerThomas Gleixner <tglx@linutronix.de>2018-07-20 01:11:35 +0200
commit9e97b73fdb235345a826519862a52a7398c89eb8 (patch)
tree49552812382189402d9b98f19850d35dea43f8d8 /arch
parentd9f4426c73002957be5dd39936f44a09498f7560 (diff)
downloadlinux-9e97b73fdb235345a826519862a52a7398c89eb8.tar.gz
x86/asm-offsets: Move TSS_sp0 and TSS_sp1 to asm-offsets.c
These offsets will be used in 32 bit assembly code as well, so make them available for all of x86 code. Signed-off-by: Joerg Roedel <jroedel@suse.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Pavel Machek <pavel@ucw.cz> Reviewed-by: Andy Lutomirski <luto@kernel.org> Cc: "H . Peter Anvin" <hpa@zytor.com> Cc: linux-mm@kvack.org Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Dave Hansen <dave.hansen@intel.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Juergen Gross <jgross@suse.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Jiri Kosina <jkosina@suse.cz> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: Brian Gerst <brgerst@gmail.com> Cc: David Laight <David.Laight@aculab.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: Eduardo Valentin <eduval@amazon.com> Cc: Greg KH <gregkh@linuxfoundation.org> Cc: Will Deacon <will.deacon@arm.com> Cc: aliguori@amazon.com Cc: daniel.gruss@iaik.tugraz.at Cc: hughd@google.com Cc: keescook@google.com Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Waiman Long <llong@redhat.com> Cc: "David H . Gutteridge" <dhgutteridge@sympatico.ca> Cc: joro@8bytes.org Link: https://lkml.kernel.org/r/1531906876-13451-2-git-send-email-joro@8bytes.org
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/asm-offsets.c4
-rw-r--r--arch/x86/kernel/asm-offsets_64.c2
2 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/kernel/asm-offsets.c b/arch/x86/kernel/asm-offsets.c
index dcb008c320fe..a1e16286a832 100644
--- a/arch/x86/kernel/asm-offsets.c
+++ b/arch/x86/kernel/asm-offsets.c
@@ -103,4 +103,8 @@ void common(void) {
OFFSET(CPU_ENTRY_AREA_entry_trampoline, cpu_entry_area, entry_trampoline);
OFFSET(CPU_ENTRY_AREA_entry_stack, cpu_entry_area, entry_stack_page);
DEFINE(SIZEOF_entry_stack, sizeof(struct entry_stack));
+
+ /* Offset for sp0 and sp1 into the tss_struct */
+ OFFSET(TSS_sp0, tss_struct, x86_tss.sp0);
+ OFFSET(TSS_sp1, tss_struct, x86_tss.sp1);
}
diff --git a/arch/x86/kernel/asm-offsets_64.c b/arch/x86/kernel/asm-offsets_64.c
index b2dcd161f514..3b9405e7ba2b 100644
--- a/arch/x86/kernel/asm-offsets_64.c
+++ b/arch/x86/kernel/asm-offsets_64.c
@@ -65,8 +65,6 @@ int main(void)
#undef ENTRY
OFFSET(TSS_ist, tss_struct, x86_tss.ist);
- OFFSET(TSS_sp0, tss_struct, x86_tss.sp0);
- OFFSET(TSS_sp1, tss_struct, x86_tss.sp1);
BLANK();
#ifdef CONFIG_STACKPROTECTOR