diff options
Diffstat (limited to 'drivers/misc/cxl/file.c')
| -rw-r--r-- | drivers/misc/cxl/file.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/misc/cxl/file.c b/drivers/misc/cxl/file.c index d0b421f..77080cc 100644 --- a/drivers/misc/cxl/file.c +++ b/drivers/misc/cxl/file.c @@ -194,6 +194,16 @@ static long afu_ioctl_start_work(struct cxl_context *ctx, ctx->mmio_err_ff = !!(work.flags & CXL_START_WORK_ERR_FF); /* + * Increment the mapped context count for adapter. This also checks + * if adapter_context_lock is taken. + */ + rc = cxl_adapter_context_get(ctx->afu->adapter); + if (rc) { + afu_release_irqs(ctx, ctx); + goto out; + } + + /* * We grab the PID here and not in the file open to allow for the case * where a process (master, some daemon, etc) has opened the chardev on * behalf of another process, so the AFU's mm gets bound to the process @@ -205,15 +215,6 @@ static long afu_ioctl_start_work(struct cxl_context *ctx, ctx->pid = get_task_pid(current, PIDTYPE_PID); ctx->glpid = get_task_pid(current->group_leader, PIDTYPE_PID); - /* - * Increment the mapped context count for adapter. This also checks - * if adapter_context_lock is taken. - */ - rc = cxl_adapter_context_get(ctx->afu->adapter); - if (rc) { - afu_release_irqs(ctx, ctx); - goto out; - } trace_cxl_attach(ctx, work.work_element_descriptor, work.num_interrupts, amr); @@ -221,6 +222,9 @@ static long afu_ioctl_start_work(struct cxl_context *ctx, amr))) { afu_release_irqs(ctx, ctx); cxl_adapter_context_put(ctx->afu->adapter); + put_pid(ctx->glpid); + put_pid(ctx->pid); + ctx->glpid = ctx->pid = NULL; goto out; } |
