From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: ARC-Seal: i=1; a=rsa-sha256; t=1524631731; cv=none; d=google.com; s=arc-20160816; b=o5VV9mu/Ikmo3FzQLLSQYq9jPwWYr/wxyhO4ItVApL16aA4hXBygjuXXgZYSloX2Lk qI7KYQ8WdhBZ7mHB4fPcIG33mZlu2BGjYlPNEehTGOm+DsaGpAuKoz207ihr3WN2HId8 Hsgf/Yd7k67kcyuhTeVWRiIT7647WnZs2rtb+WZBEHDDML2viEl23k3LoqO6OsJXFPgT fxhbAiGmwF3NyDLJSjPE5WhIEFryO+zFGRx/7Xye/vdZ38J/fQu4u09uiUl6cFfaIDuq DlcuzpqS2kBnp5zDz6jUn4Fzt6NqXhvmEqPAuO2dMe4d0fly8hSh1T+fJUTolszt2P5e QMmQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=user-agent:content-disposition:mime-version:message-id:subject:cc :to:from:date:dkim-signature:arc-authentication-results; bh=bjbkzWQZNzYhxgLiFBaaU5a/GW/BIIw8m42zxj7DS6Y=; b=xGqKaIIYnGKqUwtafZaoApm4me1PL6KVaiOxmSqkJhcil+NY53CKNG8GeQVknyXtih UMRD8BVTtHclq77AXsZyD7QqGljsw8B72EyQoDM1EHujCvokmhnd4aK75El1TWiCNsRH jJA8J3d5mftzgVEFF3+Lml8w/aC+RQydocTvN/S2lE9jp0e544nNga12+RTj5fI2PJYB yTvatGLpTMpnTmsUcLamsfaLhvXPyTe0XbMHbNHpkzqrB/5uWrOw7AGhXR8Y7QYnDabF ExJEbUwfTPCNBpOzL7OyDmJ/CUlp6KfijBkEeEuIExtW3/GcTv3sdmLros398SOCRr+m YZHw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=LPGajR3n; spf=pass (google.com: domain of jrdr.linux@gmail.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=jrdr.linux@gmail.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=LPGajR3n; spf=pass (google.com: domain of jrdr.linux@gmail.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=jrdr.linux@gmail.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com X-Google-Smtp-Source: AIpwx4/sKONSKh7oRSxsGJo3lhFxkL5AGuxtEUoDw38NeEZ1l8xxw95RSSqoblQPfm5f6rwLqqVHCQ== Date: Wed, 25 Apr 2018 10:20:44 +0530 From: Souptick Joarder To: sivanich@sgi.com, arnd@arndb.de, gregkh@linuxfoundation.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH v2] misc: sgi-gru: Change return type to vm_fault_t Message-ID: <20180425045044.GA21558@jordon-HP-15-Notebook-PC> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1598692241975703394?= X-GMAIL-MSGID: =?utf-8?q?1598692241975703394?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Use new return type vm_fault_t for fault handler. For now, this is just documenting that the function returns a VM_FAULT value rather than an errno. Once all instances are converted, vm_fault_t will become a distinct type. Commit 1c8f422059ae ("mm: change return type to vm_fault_t") Signed-off-by: Souptick Joarder Reviewed-by: Matthew Wilcox Acked-by: Dimitri Sivanich --- v2: Updated the change log drivers/misc/sgi-gru/grumain.c | 2 +- drivers/misc/sgi-gru/grutables.h | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/misc/sgi-gru/grumain.c b/drivers/misc/sgi-gru/grumain.c index 3641f13..ab174f28 100644 --- a/drivers/misc/sgi-gru/grumain.c +++ b/drivers/misc/sgi-gru/grumain.c @@ -926,7 +926,7 @@ struct gru_state *gru_assign_gru_context(struct gru_thread_state *gts) * * Note: gru segments alway mmaped on GRU_GSEG_PAGESIZE boundaries. */ -int gru_fault(struct vm_fault *vmf) +vm_fault_t gru_fault(struct vm_fault *vmf) { struct vm_area_struct *vma = vmf->vma; struct gru_thread_state *gts; diff --git a/drivers/misc/sgi-gru/grutables.h b/drivers/misc/sgi-gru/grutables.h index b5e308b..3e041b6 100644 --- a/drivers/misc/sgi-gru/grutables.h +++ b/drivers/misc/sgi-gru/grutables.h @@ -147,6 +147,7 @@ #include #include #include +#include #include "gru.h" #include "grulib.h" #include "gruhandles.h" @@ -665,7 +666,7 @@ extern unsigned long gru_reserve_cb_resources(struct gru_state *gru, int cbr_au_count, char *cbmap); extern unsigned long gru_reserve_ds_resources(struct gru_state *gru, int dsr_au_count, char *dsmap); -extern int gru_fault(struct vm_fault *vmf); +extern vm_fault_t gru_fault(struct vm_fault *vmf); extern struct gru_mm_struct *gru_register_mmu_notifier(void); extern void gru_drop_mmu_notifier(struct gru_mm_struct *gms); -- 1.9.1