Re: [PATCH] IPC: fix error case when idr-cache is empty in ipcget()

On Thu, 11 Oct 2007 09:32:22 +0200 Pierre Peiffer <[EMAIL PROTECTED]> wrote: > @@ -373,7 +376,7 @@ int ipcget_public(struct ipc_namespace * > struct kern_ipc_perm *ipcp; > int flg = params->flg; > int err; > - > +retry: > err = idr_pre_get(&ids->ipcs_idr, GFP_KERNEL); > >

Re: [PATCH] IPC: fix error case when idr-cache is empty in ipcget()

Pierre Peiffer wrote: With the use of idr to store the ipc, the case where the idr cache is empty, when idr_get_new is called (this may happen even if we call idr_pre_get() before), is not well handled: it lets semget()/shmget()/msgget() return ENOSPC when this cache is empty, what 1. does not re