forked from Minki/linux
Merge branch 'akpm' (Andrew's patch-bomb)
Merge patches from Andrew Morton: "Nine patches - some bug fixes and some MAINTAINERS fiddling." * emailed from Andrew Morton <akpm@linux-foundation.org>: drivers/video/backlight/s6e63m0.c: fix corruption storing gamma mode MAINTAINERS: add entry for exynos mipi display drivers MAINTAINERS: fix link to Gustavo Padovans tree MAINTAINERS: add Johan to Bluetooth maintainers MAINTAINERS: Gustavo has moved prctl: use CAP_SYS_RESOURCE for PR_SET_MM option rapidio/tsi721: fix bug in register offset definitions MAINTAINERS: update ST's Mailing list for SPEAr memcg: free mem_cgroup by RCU to fix oops
This commit is contained in:
commit
0c4d0670f6
32
MAINTAINERS
32
MAINTAINERS
@ -1513,19 +1513,23 @@ F: drivers/mtd/devices/block2mtd.c
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BLUETOOTH DRIVERS
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M: Marcel Holtmann <marcel@holtmann.org>
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M: "Gustavo F. Padovan" <padovan@profusion.mobi>
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M: Gustavo Padovan <gustavo@padovan.org>
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M: Johan Hedberg <johan.hedberg@gmail.com>
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L: linux-bluetooth@vger.kernel.org
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W: http://www.bluez.org/
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T: git git://git.kernel.org/pub/scm/linux/kernel/git/padovan/bluetooth-2.6.git
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T: git git://git.kernel.org/pub/scm/linux/kernel/git/padovan/bluetooth.git
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T: git git://git.kernel.org/pub/scm/linux/kernel/git/jh/bluetooth.git
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S: Maintained
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F: drivers/bluetooth/
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BLUETOOTH SUBSYSTEM
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M: Marcel Holtmann <marcel@holtmann.org>
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M: "Gustavo F. Padovan" <padovan@profusion.mobi>
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M: Gustavo Padovan <gustavo@padovan.org>
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M: Johan Hedberg <johan.hedberg@gmail.com>
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L: linux-bluetooth@vger.kernel.org
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W: http://www.bluez.org/
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T: git git://git.kernel.org/pub/scm/linux/kernel/git/padovan/bluetooth-2.6.git
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T: git git://git.kernel.org/pub/scm/linux/kernel/git/padovan/bluetooth.git
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T: git git://git.kernel.org/pub/scm/linux/kernel/git/jh/bluetooth.git
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S: Maintained
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F: net/bluetooth/
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F: include/net/bluetooth/
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@ -2351,6 +2355,15 @@ S: Supported
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F: drivers/gpu/drm/exynos
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F: include/drm/exynos*
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EXYNOS MIPI DISPLAY DRIVERS
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M: Inki Dae <inki.dae@samsung.com>
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M: Donghwa Lee <dh09.lee@samsung.com>
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M: Kyungmin Park <kyungmin.park@samsung.com>
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L: linux-fbdev@vger.kernel.org
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S: Maintained
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F: drivers/video/exynos/exynos_mipi*
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F: include/video/exynos_mipi*
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DSCC4 DRIVER
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M: Francois Romieu <romieu@fr.zoreil.com>
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L: netdev@vger.kernel.org
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@ -5859,6 +5872,7 @@ F: drivers/mmc/host/sdhci-s3c.c
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SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) ST SPEAR DRIVER
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M: Viresh Kumar <viresh.kumar@st.com>
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L: spear-devel@list.st.com
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L: linux-mmc@vger.kernel.org
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S: Maintained
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F: drivers/mmc/host/sdhci-spear.c
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@ -6201,24 +6215,32 @@ F: drivers/tty/serial/sunzilog.h
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SPEAR PLATFORM SUPPORT
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M: Viresh Kumar <viresh.kumar@st.com>
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L: spear-devel@list.st.com
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L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
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W: http://www.st.com/spear
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S: Maintained
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F: arch/arm/plat-spear/
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SPEAR3XX MACHINE SUPPORT
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M: Viresh Kumar <viresh.kumar@st.com>
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L: spear-devel@list.st.com
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L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
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W: http://www.st.com/spear
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S: Maintained
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F: arch/arm/mach-spear3xx/
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SPEAR6XX MACHINE SUPPORT
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M: Rajeev Kumar <rajeev-dlh.kumar@st.com>
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L: spear-devel@list.st.com
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L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
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W: http://www.st.com/spear
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S: Maintained
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F: arch/arm/mach-spear6xx/
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SPEAR CLOCK FRAMEWORK SUPPORT
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M: Viresh Kumar <viresh.kumar@st.com>
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L: spear-devel@list.st.com
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L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
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W: http://www.st.com/spear
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S: Maintained
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F: arch/arm/mach-spear*/clock.c
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@ -6227,6 +6249,8 @@ F: arch/arm/plat-spear/include/plat/clock.h
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SPEAR PAD MULTIPLEXING SUPPORT
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M: Viresh Kumar <viresh.kumar@st.com>
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L: spear-devel@list.st.com
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L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
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W: http://www.st.com/spear
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S: Maintained
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F: arch/arm/plat-spear/include/plat/padmux.h
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@ -118,34 +118,34 @@
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#define TSI721_IDB_ENTRY_SIZE 64
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#define TSI721_IDQ_CTL(x) (0x20000 + (x) * 1000)
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#define TSI721_IDQ_CTL(x) (0x20000 + (x) * 0x1000)
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#define TSI721_IDQ_SUSPEND 0x00000002
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#define TSI721_IDQ_INIT 0x00000001
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#define TSI721_IDQ_STS(x) (0x20004 + (x) * 1000)
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#define TSI721_IDQ_STS(x) (0x20004 + (x) * 0x1000)
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#define TSI721_IDQ_RUN 0x00200000
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#define TSI721_IDQ_MASK(x) (0x20008 + (x) * 1000)
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#define TSI721_IDQ_MASK(x) (0x20008 + (x) * 0x1000)
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#define TSI721_IDQ_MASK_MASK 0xffff0000
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#define TSI721_IDQ_MASK_PATT 0x0000ffff
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#define TSI721_IDQ_RP(x) (0x2000c + (x) * 1000)
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#define TSI721_IDQ_RP(x) (0x2000c + (x) * 0x1000)
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#define TSI721_IDQ_RP_PTR 0x0007ffff
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#define TSI721_IDQ_WP(x) (0x20010 + (x) * 1000)
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#define TSI721_IDQ_WP(x) (0x20010 + (x) * 0x1000)
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#define TSI721_IDQ_WP_PTR 0x0007ffff
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#define TSI721_IDQ_BASEL(x) (0x20014 + (x) * 1000)
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#define TSI721_IDQ_BASEL(x) (0x20014 + (x) * 0x1000)
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#define TSI721_IDQ_BASEL_ADDR 0xffffffc0
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#define TSI721_IDQ_BASEU(x) (0x20018 + (x) * 1000)
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#define TSI721_IDQ_SIZE(x) (0x2001c + (x) * 1000)
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#define TSI721_IDQ_BASEU(x) (0x20018 + (x) * 0x1000)
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#define TSI721_IDQ_SIZE(x) (0x2001c + (x) * 0x1000)
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#define TSI721_IDQ_SIZE_VAL(size) (__fls(size) - 4)
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#define TSI721_IDQ_SIZE_MIN 512
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#define TSI721_IDQ_SIZE_MAX (512 * 1024)
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#define TSI721_SR_CHINT(x) (0x20040 + (x) * 1000)
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#define TSI721_SR_CHINTE(x) (0x20044 + (x) * 1000)
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#define TSI721_SR_CHINTSET(x) (0x20048 + (x) * 1000)
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#define TSI721_SR_CHINT(x) (0x20040 + (x) * 0x1000)
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#define TSI721_SR_CHINTE(x) (0x20044 + (x) * 0x1000)
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#define TSI721_SR_CHINTSET(x) (0x20048 + (x) * 0x1000)
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#define TSI721_SR_CHINT_ODBOK 0x00000020
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#define TSI721_SR_CHINT_IDBQRCV 0x00000010
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#define TSI721_SR_CHINT_SUSP 0x00000008
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@ -156,7 +156,7 @@
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#define TSI721_IBWIN_NUM 8
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#define TSI721_IBWINLB(x) (0x29000 + (x) * 20)
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#define TSI721_IBWINLB(x) (0x29000 + (x) * 0x20)
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#define TSI721_IBWINLB_BA 0xfffff000
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#define TSI721_IBWINLB_WEN 0x00000001
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@ -187,13 +187,13 @@
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*/
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#define TSI721_OBWIN_NUM TSI721_PC2SR_WINS
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#define TSI721_OBWINLB(x) (0x40000 + (x) * 20)
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#define TSI721_OBWINLB(x) (0x40000 + (x) * 0x20)
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#define TSI721_OBWINLB_BA 0xffff8000
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#define TSI721_OBWINLB_WEN 0x00000001
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#define TSI721_OBWINUB(x) (0x40004 + (x) * 20)
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#define TSI721_OBWINUB(x) (0x40004 + (x) * 0x20)
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#define TSI721_OBWINSZ(x) (0x40008 + (x) * 20)
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#define TSI721_OBWINSZ(x) (0x40008 + (x) * 0x20)
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#define TSI721_OBWINSZ_SIZE 0x00001f00
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#define TSI721_OBWIN_SIZE(size) (__fls(size) - 15)
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struct backlight_device *bd = NULL;
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int brightness, rc;
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rc = strict_strtoul(buf, 0, (unsigned long *)&lcd->gamma_mode);
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rc = kstrtouint(buf, 0, &lcd->gamma_mode);
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if (rc < 0)
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return rc;
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@ -1706,7 +1706,7 @@ static int prctl_set_mm(int opt, unsigned long addr,
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if (arg4 | arg5)
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return -EINVAL;
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if (!capable(CAP_SYS_ADMIN))
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if (!capable(CAP_SYS_RESOURCE))
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return -EPERM;
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if (addr >= TASK_SIZE)
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@ -230,10 +230,30 @@ struct mem_cgroup {
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* the counter to account for memory usage
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*/
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struct res_counter res;
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/*
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* the counter to account for mem+swap usage.
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*/
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struct res_counter memsw;
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union {
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/*
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* the counter to account for mem+swap usage.
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*/
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struct res_counter memsw;
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/*
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* rcu_freeing is used only when freeing struct mem_cgroup,
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* so put it into a union to avoid wasting more memory.
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* It must be disjoint from the css field. It could be
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* in a union with the res field, but res plays a much
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* larger part in mem_cgroup life than memsw, and might
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* be of interest, even at time of free, when debugging.
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* So share rcu_head with the less interesting memsw.
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*/
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struct rcu_head rcu_freeing;
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/*
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* But when using vfree(), that cannot be done at
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* interrupt time, so we must then queue the work.
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*/
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struct work_struct work_freeing;
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};
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/*
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* Per cgroup active and inactive list, similar to the
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* per zone LRU lists.
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@ -4779,6 +4799,27 @@ out_free:
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return NULL;
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}
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/*
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* Helpers for freeing a vzalloc()ed mem_cgroup by RCU,
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* but in process context. The work_freeing structure is overlaid
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* on the rcu_freeing structure, which itself is overlaid on memsw.
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*/
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static void vfree_work(struct work_struct *work)
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{
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struct mem_cgroup *memcg;
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memcg = container_of(work, struct mem_cgroup, work_freeing);
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vfree(memcg);
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}
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static void vfree_rcu(struct rcu_head *rcu_head)
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{
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struct mem_cgroup *memcg;
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memcg = container_of(rcu_head, struct mem_cgroup, rcu_freeing);
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INIT_WORK(&memcg->work_freeing, vfree_work);
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schedule_work(&memcg->work_freeing);
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}
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/*
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* At destroying mem_cgroup, references from swap_cgroup can remain.
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* (scanning all at force_empty is too costly...)
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@ -4802,9 +4843,9 @@ static void __mem_cgroup_free(struct mem_cgroup *memcg)
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free_percpu(memcg->stat);
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if (sizeof(struct mem_cgroup) < PAGE_SIZE)
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kfree(memcg);
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kfree_rcu(memcg, rcu_freeing);
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else
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vfree(memcg);
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call_rcu(&memcg->rcu_freeing, vfree_rcu);
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}
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static void mem_cgroup_get(struct mem_cgroup *memcg)
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