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* hexagon: switch to RAW_COPY_USERAl Viro2017-04-251-13/+10Star
| | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* uaccess: drop duplicate includes from asm/uaccess.hAl Viro2017-03-061-1/+0Star
| | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* uaccess: move VERIFY_{READ,WRITE} definitions to linux/uaccess.hAl Viro2017-03-061-2/+0Star
| | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* hexagon: fix strncpy_from_user() error returnAl Viro2016-09-131-1/+2
| | | | | | | | | It's -EFAULT, not -1 (and contrary to the comment in there, __strnlen_user() can return 0 - on faults). Cc: stable@vger.kernel.org Acked-by: Richard Kuo <rkuo@codeaurora.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* mm/uaccess, mm/fault: Clarify that uaccess may only sleep if pagefaults are ↵David Hildenbrand2015-05-191-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | enabled In general, non-atomic variants of user access functions must not sleep if pagefaults are disabled. Let's update all relevant comments in uaccess code. This also reflects the might_sleep() checks in might_fault(). Reviewed-and-tested-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: David.Laight@ACULAB.COM Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: airlied@linux.ie Cc: akpm@linux-foundation.org Cc: benh@kernel.crashing.org Cc: bigeasy@linutronix.de Cc: borntraeger@de.ibm.com Cc: daniel.vetter@intel.com Cc: heiko.carstens@de.ibm.com Cc: herbert@gondor.apana.org.au Cc: hocko@suse.cz Cc: hughd@google.com Cc: mst@redhat.com Cc: paulus@samba.org Cc: ralf@linux-mips.org Cc: schwidefsky@de.ibm.com Cc: yang.shi@windriver.com Link: http://lkml.kernel.org/r/1431359540-32227-4-git-send-email-dahi@linux.vnet.ibm.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
* Hexagon: Copyright marking changesRichard Kuo2012-10-191-1/+1
| | | | | | Code Aurora Forum (CAF) is becoming a part of Linux Foundation Labs. Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
* Hexagon: Add user access functionsRichard Kuo2011-11-011-0/+116
Signed-off-by: Richard Kuo <rkuo@codeaurora.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>