• Sahitya Tummala's avatar
    f2fs: do not use mutex lock in atomic context · 9083977d
    Sahitya Tummala authored
    Fix below warning coming because of using mutex lock in atomic context.
    
    BUG: sleeping function called from invalid context at kernel/locking/mutex.c:98
    in_atomic(): 1, irqs_disabled(): 0, pid: 585, name: sh
    Preemption disabled at: __radix_tree_preload+0x28/0x130
    Call trace:
     dump_backtrace+0x0/0x2b4
     show_stack+0x20/0x28
     dump_stack+0xa8/0xe0
     ___might_sleep+0x144/0x194
     __might_sleep+0x58/0x8c
     mutex_lock+0x2c/0x48
     f2fs_trace_pid+0x88/0x14c
     f2fs_set_node_page_dirty+0xd0/0x184
    
    Do not use f2fs_radix_tree_insert() to avoid doing cond_resched() with
    spin_lock() acquired.
    Signed-off-by: default avatarSahitya Tummala <stummala@codeaurora.org>
    Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
    Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
    9083977d
trace.c 3.41 KB