From mboxrd@z Thu Jan 1 00:00:00 1970 From: santosh.shilimkar@ti.com (Santosh Shilimkar) Date: Mon, 9 Dec 2013 17:39:39 -0500 Subject: [PATCH v3 01/23] mm/memblock: debug: correct displaying of upper memory boundary In-Reply-To: <20131209215641.GF29143@saruman.home> References: <1386625856-12942-1-git-send-email-santosh.shilimkar@ti.com> <1386625856-12942-2-git-send-email-santosh.shilimkar@ti.com> <20131209215641.GF29143@saruman.home> Message-ID: <52A646AB.1030900@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Monday 09 December 2013 04:56 PM, Felipe Balbi wrote: > On Mon, Dec 09, 2013 at 04:50:34PM -0500, Santosh Shilimkar wrote: >> From: Grygorii Strashko >> >> When debugging is enabled (cmdline has "memblock=debug") the memblock >> will display upper memory boundary per each allocated/freed memory range >> wrongly. For example: >> memblock_reserve: [0x0000009e7e8000-0x0000009e7ed000] _memblock_early_alloc_try_nid_nopanic+0xfc/0x12c >> >> The 0x0000009e7ed000 is displayed instead of 0x0000009e7ecfff >> >> Hence, correct this by changing formula used to calculate upper memory >> boundary to (u64)base + size - 1 instead of (u64)base + size everywhere >> in the debug messages. >> >> Cc: Yinghai Lu >> Cc: Andrew Morton >> Cc: Tejun Heo >> Acked-by: Tejun Heo >> Signed-off-by: Grygorii Strashko >> Signed-off-by: Santosh Shilimkar > > Very minor patch but perhaps we should Cc: stable here ? not that it > matters much... > Yeah... No major fix as such from stable perspective. regards, Santosh