On 02/01/2021 19:25, Pavel Begunkov wrote: > On 24/12/2020 03:02, Yejune Deng wrote: >> The function io_remove_personalities() is very similar to >> io_unregister_personality(),so implement io_remove_personalities() >> calling io_unregister_personality(). > > Please, don't forget to specify a version in the subject, e.g. > [PATCH v2], add a changelog after "---" and add tags from previous > threads if any. > > Looks good > Reviewed-by: Pavel Begunkov <asml.silence@xxxxxxxxx> up > >> >> Signed-off-by: Yejune Deng <yejune.deng@xxxxxxxxx> >> --- >> fs/io_uring.c | 28 +++++++++++----------------- >> 1 file changed, 11 insertions(+), 17 deletions(-) >> >> diff --git a/fs/io_uring.c b/fs/io_uring.c >> index b749578..dc913fa 100644 >> --- a/fs/io_uring.c >> +++ b/fs/io_uring.c >> @@ -8608,9 +8608,8 @@ static int io_uring_fasync(int fd, struct file *file, int on) >> return fasync_helper(fd, file, on, &ctx->cq_fasync); >> } >> >> -static int io_remove_personalities(int id, void *p, void *data) >> +static int io_unregister_personality(struct io_ring_ctx *ctx, unsigned id) >> { >> - struct io_ring_ctx *ctx = data; >> struct io_identity *iod; >> >> iod = idr_remove(&ctx->personality_idr, id); >> @@ -8618,7 +8617,17 @@ static int io_remove_personalities(int id, void *p, void *data) >> put_cred(iod->creds); >> if (refcount_dec_and_test(&iod->count)) >> kfree(iod); >> + return 0; >> } >> + >> + return -EINVAL; >> +} >> + >> +static int io_remove_personalities(int id, void *p, void *data) >> +{ >> + struct io_ring_ctx *ctx = data; >> + >> + io_unregister_personality(ctx, id); >> return 0; >> } >> >> @@ -9679,21 +9688,6 @@ static int io_register_personality(struct io_ring_ctx *ctx) >> return ret; >> } >> >> -static int io_unregister_personality(struct io_ring_ctx *ctx, unsigned id) >> -{ >> - struct io_identity *iod; >> - >> - iod = idr_remove(&ctx->personality_idr, id); >> - if (iod) { >> - put_cred(iod->creds); >> - if (refcount_dec_and_test(&iod->count)) >> - kfree(iod); >> - return 0; >> - } >> - >> - return -EINVAL; >> -} >> - >> static int io_register_restrictions(struct io_ring_ctx *ctx, void __user *arg, >> unsigned int nr_args) >> { >> > -- Pavel Begunkov