diff options
author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-12-11 14:16:26 (GMT) |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-12-11 14:16:26 (GMT) |
commit | 7ce0171d4f78992184faed87ea897d730b972965 (patch) | |
tree | 71dba7444672eb10244566e6f0ed7829f1e3abf5 | |
parent | 1fa8064429d0acbf5bbf3c8a53f65679fdacc75e (diff) | |
parent | 81d9bce5309288086b58b4d97a644e495fef75f2 (diff) | |
download | linux-fsl-qoriq-7ce0171d4f78992184faed87ea897d730b972965.tar.xz |
Merge branch 'bugfixes' into nfs-for-next
-rw-r--r-- | arch/arm/include/asm/io.h | 4 | ||||
-rw-r--r-- | arch/arm/include/asm/sched_clock.h | 2 | ||||
-rw-r--r-- | arch/arm/include/asm/vfpmacros.h | 12 | ||||
-rw-r--r-- | arch/arm/include/uapi/asm/hwcap.h | 3 | ||||
-rw-r--r-- | arch/arm/kernel/sched_clock.c | 18 | ||||
-rw-r--r-- | arch/arm/mm/alignment.c | 2 | ||||
-rw-r--r-- | arch/arm/vfp/vfpmodule.c | 9 | ||||
-rw-r--r-- | drivers/gpu/drm/drm_fops.c | 44 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 2 | ||||
-rw-r--r-- | drivers/hwmon/asb100.c | 2 | ||||
-rw-r--r-- | drivers/hwmon/w83627ehf.c | 1 | ||||
-rw-r--r-- | drivers/hwmon/w83627hf.c | 2 | ||||
-rw-r--r-- | drivers/hwmon/w83781d.c | 2 | ||||
-rw-r--r-- | drivers/hwmon/w83791d.c | 2 | ||||
-rw-r--r-- | drivers/hwmon/w83792d.c | 2 | ||||
-rw-r--r-- | drivers/hwmon/w83l786ng.c | 2 | ||||
-rw-r--r-- | fs/gfs2/file.c | 14 | ||||
-rw-r--r-- | fs/gfs2/lops.c | 16 | ||||
-rw-r--r-- | fs/gfs2/quota.c | 7 | ||||
-rw-r--r-- | fs/gfs2/rgrp.c | 33 | ||||
-rw-r--r-- | fs/gfs2/super.c | 3 | ||||
-rw-r--r-- | fs/gfs2/trans.c | 8 | ||||
-rw-r--r-- | fs/nfs/nfs4_fs.h | 2 | ||||
-rw-r--r-- | fs/nfs/nfs4proc.c | 7 | ||||
-rw-r--r-- | fs/nfs/nfs4xdr.c | 8 | ||||
-rw-r--r-- | fs/nfs/write.c | 4 | ||||
-rw-r--r-- | net/sunrpc/rpc_pipe.c | 7 |
27 files changed, 122 insertions, 96 deletions
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h index 35c1ed8..42f042e 100644 --- a/arch/arm/include/asm/io.h +++ b/arch/arm/include/asm/io.h @@ -64,7 +64,7 @@ extern void __raw_readsl(const void __iomem *addr, void *data, int longlen); static inline void __raw_writew(u16 val, volatile void __iomem *addr) { asm volatile("strh %1, %0" - : "+Qo" (*(volatile u16 __force *)addr) + : "+Q" (*(volatile u16 __force *)addr) : "r" (val)); } @@ -72,7 +72,7 @@ static inline u16 __raw_readw(const volatile void __iomem *addr) { u16 val; asm volatile("ldrh %1, %0" - : "+Qo" (*(volatile u16 __force *)addr), + : "+Q" (*(volatile u16 __force *)addr), "=r" (val)); return val; } diff --git a/arch/arm/include/asm/sched_clock.h b/arch/arm/include/asm/sched_clock.h index 05b8e82..e3f7572 100644 --- a/arch/arm/include/asm/sched_clock.h +++ b/arch/arm/include/asm/sched_clock.h @@ -10,7 +10,5 @@ extern void sched_clock_postinit(void); extern void setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate); -extern void setup_sched_clock_needs_suspend(u32 (*read)(void), int bits, - unsigned long rate); #endif diff --git a/arch/arm/include/asm/vfpmacros.h b/arch/arm/include/asm/vfpmacros.h index 6a6f1e4..301c1db 100644 --- a/arch/arm/include/asm/vfpmacros.h +++ b/arch/arm/include/asm/vfpmacros.h @@ -27,9 +27,9 @@ #if __LINUX_ARM_ARCH__ <= 6 ldr \tmp, =elf_hwcap @ may not have MVFR regs ldr \tmp, [\tmp, #0] - tst \tmp, #HWCAP_VFPv3D16 - ldceql p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d16-d31} - addne \base, \base, #32*4 @ step over unused register space + tst \tmp, #HWCAP_VFPD32 + ldcnel p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d16-d31} + addeq \base, \base, #32*4 @ step over unused register space #else VFPFMRX \tmp, MVFR0 @ Media and VFP Feature Register 0 and \tmp, \tmp, #MVFR0_A_SIMD_MASK @ A_SIMD field @@ -51,9 +51,9 @@ #if __LINUX_ARM_ARCH__ <= 6 ldr \tmp, =elf_hwcap @ may not have MVFR regs ldr \tmp, [\tmp, #0] - tst \tmp, #HWCAP_VFPv3D16 - stceql p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d16-d31} - addne \base, \base, #32*4 @ step over unused register space + tst \tmp, #HWCAP_VFPD32 + stcnel p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d16-d31} + addeq \base, \base, #32*4 @ step over unused register space #else VFPFMRX \tmp, MVFR0 @ Media and VFP Feature Register 0 and \tmp, \tmp, #MVFR0_A_SIMD_MASK @ A_SIMD field diff --git a/arch/arm/include/uapi/asm/hwcap.h b/arch/arm/include/uapi/asm/hwcap.h index f254f65..3688fd1 100644 --- a/arch/arm/include/uapi/asm/hwcap.h +++ b/arch/arm/include/uapi/asm/hwcap.h @@ -18,11 +18,12 @@ #define HWCAP_THUMBEE (1 << 11) #define HWCAP_NEON (1 << 12) #define HWCAP_VFPv3 (1 << 13) -#define HWCAP_VFPv3D16 (1 << 14) +#define HWCAP_VFPv3D16 (1 << 14) /* also set for VFPv4-D16 */ #define HWCAP_TLS (1 << 15) #define HWCAP_VFPv4 (1 << 16) #define HWCAP_IDIVA (1 << 17) #define HWCAP_IDIVT (1 << 18) +#define HWCAP_VFPD32 (1 << 19) /* set if VFP has 32 regs (not 16) */ #define HWCAP_IDIV (HWCAP_IDIVA | HWCAP_IDIVT) diff --git a/arch/arm/kernel/sched_clock.c b/arch/arm/kernel/sched_clock.c index e21bac2..fc6692e 100644 --- a/arch/arm/kernel/sched_clock.c +++ b/arch/arm/kernel/sched_clock.c @@ -107,13 +107,6 @@ static void sched_clock_poll(unsigned long wrap_ticks) update_sched_clock(); } -void __init setup_sched_clock_needs_suspend(u32 (*read)(void), int bits, - unsigned long rate) -{ - setup_sched_clock(read, bits, rate); - cd.needs_suspend = true; -} - void __init setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate) { unsigned long r, w; @@ -189,18 +182,15 @@ void __init sched_clock_postinit(void) static int sched_clock_suspend(void) { sched_clock_poll(sched_clock_timer.data); - if (cd.needs_suspend) - cd.suspended = true; + cd.suspended = true; return 0; } static void sched_clock_resume(void) { - if (cd.needs_suspend) { - cd.epoch_cyc = read_sched_clock(); - cd.epoch_cyc_copy = cd.epoch_cyc; - cd.suspended = false; - } + cd.epoch_cyc = read_sched_clock(); + cd.epoch_cyc_copy = cd.epoch_cyc; + cd.suspended = false; } static struct syscore_ops sched_clock_ops = { diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index 023f4437..b820eda 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c @@ -745,7 +745,7 @@ do_alignment_t32_to_handler(unsigned long *pinstr, struct pt_regs *regs, static int do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs) { - union offset_union offset; + union offset_union uninitialized_var(offset); unsigned long instr = 0, instrptr; int (*handler)(unsigned long addr, unsigned long instr, struct pt_regs *regs); unsigned int type; diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c index c834b32..3b44e0d 100644 --- a/arch/arm/vfp/vfpmodule.c +++ b/arch/arm/vfp/vfpmodule.c @@ -701,11 +701,14 @@ static int __init vfp_init(void) elf_hwcap |= HWCAP_VFPv3; /* - * Check for VFPv3 D16. CPUs in this configuration - * only have 16 x 64bit registers. + * Check for VFPv3 D16 and VFPv4 D16. CPUs in + * this configuration only have 16 x 64bit + * registers. */ if (((fmrx(MVFR0) & MVFR0_A_SIMD_MASK)) == 1) - elf_hwcap |= HWCAP_VFPv3D16; + elf_hwcap |= HWCAP_VFPv3D16; /* also v4-D16 */ + else + elf_hwcap |= HWCAP_VFPD32; } #endif /* diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c index 7ef1b67..133b413 100644 --- a/drivers/gpu/drm/drm_fops.c +++ b/drivers/gpu/drm/drm_fops.c @@ -121,6 +121,8 @@ int drm_open(struct inode *inode, struct file *filp) int minor_id = iminor(inode); struct drm_minor *minor; int retcode = 0; + int need_setup = 0; + struct address_space *old_mapping; minor = idr_find(&drm_minors_idr, minor_id); if (!minor) @@ -132,23 +134,37 @@ int drm_open(struct inode *inode, struct file *filp) if (drm_device_is_unplugged(dev)) return -ENODEV; + if (!dev->open_count++) + need_setup = 1; + mutex_lock(&dev->struct_mutex); + old_mapping = dev->dev_mapping; + if (old_mapping == NULL) + dev->dev_mapping = &inode->i_data; + /* ihold ensures nobody can remove inode with our i_data */ + ihold(container_of(dev->dev_mapping, struct inode, i_data)); + inode->i_mapping = dev->dev_mapping; + filp->f_mapping = dev->dev_mapping; + mutex_unlock(&dev->struct_mutex); + retcode = drm_open_helper(inode, filp, dev); - if (!retcode) { - atomic_inc(&dev->counts[_DRM_STAT_OPENS]); - if (!dev->open_count++) - retcode = drm_setup(dev); - } - if (!retcode) { - mutex_lock(&dev->struct_mutex); - if (dev->dev_mapping == NULL) - dev->dev_mapping = &inode->i_data; - /* ihold ensures nobody can remove inode with our i_data */ - ihold(container_of(dev->dev_mapping, struct inode, i_data)); - inode->i_mapping = dev->dev_mapping; - filp->f_mapping = dev->dev_mapping; - mutex_unlock(&dev->struct_mutex); + if (retcode) + goto err_undo; + atomic_inc(&dev->counts[_DRM_STAT_OPENS]); + if (need_setup) { + retcode = drm_setup(dev); + if (retcode) + goto err_undo; } + return 0; +err_undo: + mutex_lock(&dev->struct_mutex); + filp->f_mapping = old_mapping; + inode->i_mapping = old_mapping; + iput(container_of(dev->dev_mapping, struct inode, i_data)); + dev->dev_mapping = old_mapping; + mutex_unlock(&dev->struct_mutex); + dev->open_count--; return retcode; } EXPORT_SYMBOL(drm_open); diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 14313ad..af31f82 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -1372,7 +1372,7 @@ void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *s WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN); for (i = 0; i < rdev->num_crtc; i++) { - if (save->crtc_enabled) { + if (save->crtc_enabled[i]) { if (ASIC_IS_DCE6(rdev)) { tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]); tmp |= EVERGREEN_CRTC_BLANK_DATA_EN; diff --git a/drivers/hwmon/asb100.c b/drivers/hwmon/asb100.c index a227be4..520e5bf 100644 --- a/drivers/hwmon/asb100.c +++ b/drivers/hwmon/asb100.c @@ -32,7 +32,7 @@ * ASB100-A supports pwm1, while plain ASB100 does not. There is no known * way for the driver to tell which one is there. * - * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA + * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA * asb100 7 3 1 4 0x31 0x0694 yes no */ diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c index 1821b74..de3c7e0 100644 --- a/drivers/hwmon/w83627ehf.c +++ b/drivers/hwmon/w83627ehf.c @@ -2083,6 +2083,7 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev) mutex_init(&data->lock); mutex_init(&data->update_lock); data->name = w83627ehf_device_names[sio_data->kind]; + data->bank = 0xff; /* Force initial bank selection */ platform_set_drvdata(pdev, data); /* 627EHG and 627EHF have 10 voltage inputs; 627DHG and 667HG have 9 */ diff --git a/drivers/hwmon/w83627hf.c b/drivers/hwmon/w83627hf.c index 5b1a6a6..af15899 100644 --- a/drivers/hwmon/w83627hf.c +++ b/drivers/hwmon/w83627hf.c @@ -25,7 +25,7 @@ /* * Supports following chips: * - * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA + * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA * w83627hf 9 3 2 3 0x20 0x5ca3 no yes(LPC) * w83627thf 7 3 3 3 0x90 0x5ca3 no yes(LPC) * w83637hf 7 3 3 3 0x80 0x5ca3 no yes(LPC) diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c index 5a5046d..20f11d3 100644 --- a/drivers/hwmon/w83781d.c +++ b/drivers/hwmon/w83781d.c @@ -24,7 +24,7 @@ /* * Supports following chips: * - * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA + * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA * as99127f 7 3 0 3 0x31 0x12c3 yes no * as99127f rev.2 (type_name = as99127f) 0x31 0x5ca3 yes no * w83781d 7 3 0 3 0x10-1 0x5ca3 yes yes diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c index 39ab7bc..ed397c6 100644 --- a/drivers/hwmon/w83791d.c +++ b/drivers/hwmon/w83791d.c @@ -22,7 +22,7 @@ /* * Supports following chips: * - * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA + * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA * w83791d 10 5 5 3 0x71 0x5ca3 yes no * * The w83791d chip appears to be part way between the 83781d and the diff --git a/drivers/hwmon/w83792d.c b/drivers/hwmon/w83792d.c index 0536452..301942d 100644 --- a/drivers/hwmon/w83792d.c +++ b/drivers/hwmon/w83792d.c @@ -31,7 +31,7 @@ /* * Supports following chips: * - * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA + * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA * w83792d 9 7 7 3 0x7a 0x5ca3 yes no */ diff --git a/drivers/hwmon/w83l786ng.c b/drivers/hwmon/w83l786ng.c index f0e8286..79710bc 100644 --- a/drivers/hwmon/w83l786ng.c +++ b/drivers/hwmon/w83l786ng.c @@ -20,7 +20,7 @@ /* * Supports following chips: * - * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA + * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA * w83l786ng 3 2 2 2 0x7b 0x5ca3 yes no */ diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index 0def050..e056b4c 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -516,15 +516,13 @@ static int gfs2_mmap(struct file *file, struct vm_area_struct *vma) struct gfs2_holder i_gh; int error; - gfs2_holder_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &i_gh); - error = gfs2_glock_nq(&i_gh); - if (error == 0) { - file_accessed(file); - gfs2_glock_dq(&i_gh); - } - gfs2_holder_uninit(&i_gh); + error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, + &i_gh); if (error) return error; + /* grab lock to update inode */ + gfs2_glock_dq_uninit(&i_gh); + file_accessed(file); } vma->vm_ops = &gfs2_vm_ops; @@ -677,10 +675,8 @@ static ssize_t gfs2_file_aio_write(struct kiocb *iocb, const struct iovec *iov, size_t writesize = iov_length(iov, nr_segs); struct dentry *dentry = file->f_dentry; struct gfs2_inode *ip = GFS2_I(dentry->d_inode); - struct gfs2_sbd *sdp; int ret; - sdp = GFS2_SB(file->f_mapping->host); ret = gfs2_rs_alloc(ip); if (ret) return ret; diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c index 8ff95a2..9ceccb1 100644 --- a/fs/gfs2/lops.c +++ b/fs/gfs2/lops.c @@ -393,12 +393,10 @@ static void buf_lo_add(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd) struct gfs2_meta_header *mh; struct gfs2_trans *tr; - lock_buffer(bd->bd_bh); - gfs2_log_lock(sdp); tr = current->journal_info; tr->tr_touched = 1; if (!list_empty(&bd->bd_list)) - goto out; + return; set_bit(GLF_LFLUSH, &bd->bd_gl->gl_flags); set_bit(GLF_DIRTY, &bd->bd_gl->gl_flags); mh = (struct gfs2_meta_header *)bd->bd_bh->b_data; @@ -414,9 +412,6 @@ static void buf_lo_add(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd) sdp->sd_log_num_buf++; list_add(&bd->bd_list, &sdp->sd_log_le_buf); tr->tr_num_buf_new++; -out: - gfs2_log_unlock(sdp); - unlock_buffer(bd->bd_bh); } static void gfs2_check_magic(struct buffer_head *bh) @@ -621,7 +616,6 @@ static void revoke_lo_add(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd) static void revoke_lo_before_commit(struct gfs2_sbd *sdp) { - struct gfs2_log_descriptor *ld; struct gfs2_meta_header *mh; unsigned int offset; struct list_head *head = &sdp->sd_log_le_revoke; @@ -634,7 +628,6 @@ static void revoke_lo_before_commit(struct gfs2_sbd *sdp) length = gfs2_struct2blk(sdp, sdp->sd_log_num_revoke, sizeof(u64)); page = gfs2_get_log_desc(sdp, GFS2_LOG_DESC_REVOKE, length, sdp->sd_log_num_revoke); - ld = page_address(page); offset = sizeof(struct gfs2_log_descriptor); list_for_each_entry(bd, head, bd_list) { @@ -777,12 +770,10 @@ static void databuf_lo_add(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd) struct address_space *mapping = bd->bd_bh->b_page->mapping; struct gfs2_inode *ip = GFS2_I(mapping->host); - lock_buffer(bd->bd_bh); - gfs2_log_lock(sdp); if (tr) tr->tr_touched = 1; if (!list_empty(&bd->bd_list)) - goto out; + return; set_bit(GLF_LFLUSH, &bd->bd_gl->gl_flags); set_bit(GLF_DIRTY, &bd->bd_gl->gl_flags); if (gfs2_is_jdata(ip)) { @@ -793,9 +784,6 @@ static void databuf_lo_add(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd) } else { list_add_tail(&bd->bd_list, &sdp->sd_log_le_ordered); } -out: - gfs2_log_unlock(sdp); - unlock_buffer(bd->bd_bh); } /** diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index 40c4b0d..c5af8e1 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -497,8 +497,11 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid) struct gfs2_quota_data **qd; int error; - if (ip->i_res == NULL) - gfs2_rs_alloc(ip); + if (ip->i_res == NULL) { + error = gfs2_rs_alloc(ip); + if (error) + return error; + } qd = ip->i_res->rs_qa_qd; diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 3cc402c..38fe18f 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -553,7 +553,6 @@ void gfs2_free_clones(struct gfs2_rgrpd *rgd) */ int gfs2_rs_alloc(struct gfs2_inode *ip) { - int error = 0; struct gfs2_blkreserv *res; if (ip->i_res) @@ -561,7 +560,7 @@ int gfs2_rs_alloc(struct gfs2_inode *ip) res = kmem_cache_zalloc(gfs2_rsrv_cachep, GFP_NOFS); if (!res) - error = -ENOMEM; + return -ENOMEM; RB_CLEAR_NODE(&res->rs_node); @@ -571,7 +570,7 @@ int gfs2_rs_alloc(struct gfs2_inode *ip) else ip->i_res = res; up_write(&ip->i_rw_mutex); - return error; + return 0; } static void dump_rs(struct seq_file *seq, const struct gfs2_blkreserv *rs) @@ -1263,7 +1262,9 @@ int gfs2_fitrim(struct file *filp, void __user *argp) int ret = 0; u64 amt; u64 trimmed = 0; + u64 start, end, minlen; unsigned int x; + unsigned bs_shift = sdp->sd_sb.sb_bsize_shift; if (!capable(CAP_SYS_ADMIN)) return -EPERM; @@ -1271,19 +1272,25 @@ int gfs2_fitrim(struct file *filp, void __user *argp) if (!blk_queue_discard(q)) return -EOPNOTSUPP; - if (argp == NULL) { - r.start = 0; - r.len = ULLONG_MAX; - r.minlen = 0; - } else if (copy_from_user(&r, argp, sizeof(r))) + if (copy_from_user(&r, argp, sizeof(r))) return -EFAULT; ret = gfs2_rindex_update(sdp); if (ret) return ret; - rgd = gfs2_blk2rgrpd(sdp, r.start, 0); - rgd_end = gfs2_blk2rgrpd(sdp, r.start + r.len, 0); + start = r.start >> bs_shift; + end = start + (r.len >> bs_shift); + minlen = max_t(u64, r.minlen, + q->limits.discard_granularity) >> bs_shift; + + rgd = gfs2_blk2rgrpd(sdp, start, 0); + rgd_end = gfs2_blk2rgrpd(sdp, end - 1, 0); + + if (end <= start || + minlen > sdp->sd_max_rg_data || + start > rgd_end->rd_data0 + rgd_end->rd_data) + return -EINVAL; while (1) { @@ -1295,7 +1302,9 @@ int gfs2_fitrim(struct file *filp, void __user *argp) /* Trim each bitmap in the rgrp */ for (x = 0; x < rgd->rd_length; x++) { struct gfs2_bitmap *bi = rgd->rd_bits + x; - ret = gfs2_rgrp_send_discards(sdp, rgd->rd_data0, NULL, bi, r.minlen, &amt); + ret = gfs2_rgrp_send_discards(sdp, + rgd->rd_data0, NULL, bi, minlen, + &amt); if (ret) { gfs2_glock_dq_uninit(&gh); goto out; @@ -1324,7 +1333,7 @@ int gfs2_fitrim(struct file *filp, void __user *argp) out: r.len = trimmed << 9; - if (argp && copy_to_user(argp, &r, sizeof(r))) + if (copy_to_user(argp, &r, sizeof(r))) return -EFAULT; return ret; diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index bc73726..d648867 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -810,7 +810,8 @@ static void gfs2_dirty_inode(struct inode *inode, int flags) return; } need_unlock = 1; - } + } else if (WARN_ON_ONCE(ip->i_gl->gl_state != LM_ST_EXCLUSIVE)) + return; if (current->journal_info == NULL) { ret = gfs2_trans_begin(sdp, RES_DINODE, 0); diff --git a/fs/gfs2/trans.c b/fs/gfs2/trans.c index adbd278..4136270 100644 --- a/fs/gfs2/trans.c +++ b/fs/gfs2/trans.c @@ -155,14 +155,22 @@ void gfs2_trans_add_bh(struct gfs2_glock *gl, struct buffer_head *bh, int meta) struct gfs2_sbd *sdp = gl->gl_sbd; struct gfs2_bufdata *bd; + lock_buffer(bh); + gfs2_log_lock(sdp); bd = bh->b_private; if (bd) gfs2_assert(sdp, bd->bd_gl == gl); else { + gfs2_log_unlock(sdp); + unlock_buffer(bh); gfs2_attach_bufdata(gl, bh, meta); bd = bh->b_private; + lock_buffer(bh); + gfs2_log_lock(sdp); } lops_add(sdp, bd); + gfs2_log_unlock(sdp); + unlock_buffer(bh); } void gfs2_trans_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd) diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index 4635bf5..a3f488b 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -308,13 +308,13 @@ extern void nfs4_renew_state(struct work_struct *); /* nfs4state.c */ struct rpc_cred *nfs4_get_setclientid_cred(struct nfs_client *clp); +struct rpc_cred *nfs4_get_machine_cred_locked(struct nfs_client *clp); struct rpc_cred *nfs4_get_renew_cred_locked(struct nfs_client *clp); int nfs4_discover_server_trunking(struct nfs_client *clp, struct nfs_client **); int nfs40_discover_server_trunking(struct nfs_client *clp, struct nfs_client **, struct rpc_cred *); #if defined(CONFIG_NFS_V4_1) -struct rpc_cred *nfs4_get_machine_cred_locked(struct nfs_client *clp); struct rpc_cred *nfs4_get_exchange_id_cred(struct nfs_client *clp); int nfs41_discover_server_trunking(struct nfs_client *clp, struct nfs_client **, struct rpc_cred *); diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 9922335..92bd799 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -3782,8 +3782,13 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu goto out_free; } nfs4_write_cached_acl(inode, pages, res.acl_data_offset, res.acl_len); - if (buf) + if (buf) { + if (res.acl_len > buflen) { + ret = -ERANGE; + goto out_free; + } _copy_from_pages(buf, pages, res.acl_data_offset, res.acl_len); + } out_ok: ret = res.acl_len; out_free: diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index e786dc7..26b1439 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -271,6 +271,8 @@ static int nfs4_stat_to_errno(int); #if defined(CONFIG_NFS_V4_1) #define NFS4_MAX_MACHINE_NAME_LEN (64) +#define IMPL_NAME_LIMIT (sizeof(utsname()->sysname) + sizeof(utsname()->release) + \ + sizeof(utsname()->version) + sizeof(utsname()->machine) + 8) #define encode_exchange_id_maxsz (op_encode_hdr_maxsz + \ encode_verifier_maxsz + \ @@ -283,7 +285,7 @@ static int nfs4_stat_to_errno(int); 1 /* nii_domain */ + \ XDR_QUADLEN(NFS4_OPAQUE_LIMIT) + \ 1 /* nii_name */ + \ - XDR_QUADLEN(NFS4_OPAQUE_LIMIT) + \ + XDR_QUADLEN(IMPL_NAME_LIMIT) + \ 3 /* nii_date */) #define decode_exchange_id_maxsz (op_decode_hdr_maxsz + \ 2 /* eir_clientid */ + \ @@ -1712,7 +1714,7 @@ static void encode_exchange_id(struct xdr_stream *xdr, struct compound_hdr *hdr) { __be32 *p; - char impl_name[NFS4_OPAQUE_LIMIT]; + char impl_name[IMPL_NAME_LIMIT]; int len = 0; encode_op_hdr(xdr, OP_EXCHANGE_ID, decode_exchange_id_maxsz, hdr); @@ -1727,7 +1729,7 @@ static void encode_exchange_id(struct xdr_stream *xdr, if (send_implementation_id && sizeof(CONFIG_NFS_V4_1_IMPLEMENTATION_ID_DOMAIN) > 1 && sizeof(CONFIG_NFS_V4_1_IMPLEMENTATION_ID_DOMAIN) - <= NFS4_OPAQUE_LIMIT + 1) + <= sizeof(impl_name) + 1) len = snprintf(impl_name, sizeof(impl_name), "%s %s %s %s", utsname()->sysname, utsname()->release, utsname()->version, utsname()->machine); diff --git a/fs/nfs/write.c b/fs/nfs/write.c index f5bc8e1..f608ca6 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -879,7 +879,7 @@ static bool nfs_write_pageuptodate(struct page *page, struct inode *inode) { if (nfs_have_delegated_attributes(inode)) goto out; - if (NFS_I(inode)->cache_validity & NFS_INO_REVAL_PAGECACHE) + if (NFS_I(inode)->cache_validity & (NFS_INO_INVALID_DATA|NFS_INO_REVAL_PAGECACHE)) return false; out: return PageUptodate(page) != 0; @@ -1823,7 +1823,7 @@ int __init nfs_init_writepagecache(void) goto out_destroy_write_mempool; nfs_commit_mempool = mempool_create_slab_pool(MIN_POOL_COMMIT, - nfs_wdata_cachep); + nfs_cdata_cachep); if (nfs_commit_mempool == NULL) goto out_destroy_commit_cache; diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index 3128a15..fd10981 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -1152,14 +1152,19 @@ static void rpc_kill_sb(struct super_block *sb) struct sunrpc_net *sn = net_generic(net, sunrpc_net_id); mutex_lock(&sn->pipefs_sb_lock); + if (sn->pipefs_sb != sb) { + mutex_unlock(&sn->pipefs_sb_lock); + goto out; + } sn->pipefs_sb = NULL; mutex_unlock(&sn->pipefs_sb_lock); - put_net(net); dprintk("RPC: sending pipefs UMOUNT notification for net %p%s\n", net, NET_NAME(net)); blocking_notifier_call_chain(&rpc_pipefs_notifier_list, RPC_PIPEFS_UMOUNT, sb); + put_net(net); +out: kill_litter_super(sb); } |