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    Subject[PATCH 23/30] microblaze_mmu_v1: Enable fork syscall for MMU and add fork as vfork for noMMU
    Date
    From: Michal Simek <monstr@monstr.eu>

    Signed-off-by: Michal Simek <monstr@monstr.eu>
    ---
    arch/microblaze/kernel/entry-nommu.S | 3 ++-
    arch/microblaze/kernel/syscall_table.S | 2 +-
    2 files changed, 3 insertions(+), 2 deletions(-)

    diff --git a/arch/microblaze/kernel/entry-nommu.S b/arch/microblaze/kernel/entry-nommu.S
    index f24b126..89f978a 100644
    --- a/arch/microblaze/kernel/entry-nommu.S
    +++ b/arch/microblaze/kernel/entry-nommu.S
    @@ -10,7 +10,7 @@

    #include <linux/linkage.h>
    #include <asm/thread_info.h>
    -#include <asm/errno.h>
    +#include <linux/errno.h>
    #include <asm/entry.h>
    #include <asm/asm-offsets.h>
    #include <asm/registers.h>
    @@ -551,6 +551,7 @@ no_work_pending:
    rtid r14, 0
    nop

    +sys_fork_wrapper:
    sys_vfork_wrapper:
    brid sys_vfork
    addk r5, r1, r0
    diff --git a/arch/microblaze/kernel/syscall_table.S b/arch/microblaze/kernel/syscall_table.S
    index 3bb42ec..0b1bcaf 100644
    --- a/arch/microblaze/kernel/syscall_table.S
    +++ b/arch/microblaze/kernel/syscall_table.S
    @@ -2,7 +2,7 @@ ENTRY(sys_call_table)
    .long sys_restart_syscall /* 0 - old "setup()" system call,
    * used for restarting */
    .long sys_exit
    - .long sys_ni_syscall /* was fork */
    + .long sys_fork_wrapper
    .long sys_read
    .long sys_write
    .long sys_open /* 5 */
    --
    1.5.5.1


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