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    Subject[PATCH 10/19] sparc/vdso: Remove vdso pointer from mm->context
    Date
    Not used any more.

    Cc: "David S. Miller" <davem@davemloft.net>
    Cc: sparclinux@vger.kernel.org
    Signed-off-by: Dmitry Safonov <dima@arista.com>
    ---
    arch/sparc/include/asm/mmu_64.h | 1 -
    arch/sparc/vdso/vma.c | 5 +----
    2 files changed, 1 insertion(+), 5 deletions(-)

    diff --git a/arch/sparc/include/asm/mmu_64.h b/arch/sparc/include/asm/mmu_64.h
    index 7e2704c770e9..8e7892890d14 100644
    --- a/arch/sparc/include/asm/mmu_64.h
    +++ b/arch/sparc/include/asm/mmu_64.h
    @@ -111,7 +111,6 @@ typedef struct {
    unsigned long thp_pte_count;
    struct tsb_config tsb_block[MM_NUM_TSBS];
    struct hv_tsb_descr tsb_descr[MM_NUM_TSBS];
    - void *vdso;
    bool adi;
    tag_storage_desc_t *tag_store;
    spinlock_t tag_lock;
    diff --git a/arch/sparc/vdso/vma.c b/arch/sparc/vdso/vma.c
    index bf9195fe9bcc..255e052223ca 100644
    --- a/arch/sparc/vdso/vma.c
    +++ b/arch/sparc/vdso/vma.c
    @@ -389,7 +389,6 @@ static int map_vdso(const struct vdso_image *image,
    }

    text_start = addr - image->sym_vvar_start;
    - current->mm->context.vdso = (void __user *)text_start;

    /*
    * MAYWRITE to allow gdb to COW and set breakpoints
    @@ -418,9 +417,7 @@ static int map_vdso(const struct vdso_image *image,
    }

    up_fail:
    - if (ret)
    - current->mm->context.vdso = NULL;
    - else
    + if (!ret)
    *sysinfo_ehdr = text_start;

    mmap_write_unlock(mm);
    --
    2.28.0
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