diff options
author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-27 16:32:45 +0300 |
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committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-27 16:32:45 +0300 |
commit | b3e5ced63e051e8f911b795ac5b06229a5328f7b (patch) | |
tree | e63badb76509839ec948431859255923b6e2a09c /drivers/mtd/tests | |
parent | e183201b9e917daf2530b637b2f34f1d5afb934d (diff) | |
parent | b787f68c36d49bb1d9236f403813641efa74a031 (diff) | |
download | linux-b3e5ced63e051e8f911b795ac5b06229a5328f7b.tar.xz |
Merge tag 'v4.1-rc1' into patchwork
Linux 4.1-rc1
* tag 'v4.1-rc1': (11651 commits)
Linux 4.1-rc1
x86_64, asm: Work around AMD SYSRET SS descriptor attribute issue
v4l: xilinx: fix for include file movement
platform/chrome: chromeos_laptop - instantiate Atmel at primary address
RCU pathwalk breakage when running into a symlink overmounting something
fix I_DIO_WAKEUP definition
direct-io: only inc/dec inode->i_dio_count for file systems
fs/9p: fix readdir()
Btrfs: prevent list corruption during free space cache processing
toshiba_acpi: Do not register vendor backlight when acpi_video bl is available
x86: fix special __probe_kernel_write() tail zeroing case
crypto: img-hash - CRYPTO_DEV_IMGTEC_HASH should depend on HAS_DMA
crypto: x86/sha512_ssse3 - fixup for asm function prototype change
nios2: rework cache
nios2: Add types.h header required for __u32 type
ALSA: hda - fix headset mic detection problem for one more machine
eth: bf609 eth clock: add pclk clock for stmmac driver probe
blackfin: Wire up missing syscalls
Btrfs: fix inode cache writeout
ACPI / scan: Add a scan handler for PRP0001
...
Diffstat (limited to 'drivers/mtd/tests')
-rw-r--r-- | drivers/mtd/tests/mtd_nandecctest.c | 6 | ||||
-rw-r--r-- | drivers/mtd/tests/mtd_test.h | 12 | ||||
-rw-r--r-- | drivers/mtd/tests/nandbiterrs.c | 4 | ||||
-rw-r--r-- | drivers/mtd/tests/oobtest.c | 90 | ||||
-rw-r--r-- | drivers/mtd/tests/pagetest.c | 10 | ||||
-rw-r--r-- | drivers/mtd/tests/readtest.c | 5 | ||||
-rw-r--r-- | drivers/mtd/tests/speedtest.c | 38 | ||||
-rw-r--r-- | drivers/mtd/tests/stresstest.c | 9 | ||||
-rw-r--r-- | drivers/mtd/tests/subpagetest.c | 29 | ||||
-rw-r--r-- | drivers/mtd/tests/torturetest.c | 23 |
10 files changed, 165 insertions, 61 deletions
diff --git a/drivers/mtd/tests/mtd_nandecctest.c b/drivers/mtd/tests/mtd_nandecctest.c index e579f9027c47..79316159eec6 100644 --- a/drivers/mtd/tests/mtd_nandecctest.c +++ b/drivers/mtd/tests/mtd_nandecctest.c @@ -9,6 +9,8 @@ #include <linux/slab.h> #include <linux/mtd/nand_ecc.h> +#include "mtd_test.h" + /* * Test the implementation for software ECC * @@ -274,6 +276,10 @@ static int nand_ecc_test_run(const size_t size) } pr_info("ok - %s-%zd\n", nand_ecc_test[i].name, size); + + err = mtdtest_relax(); + if (err) + break; } error: kfree(error_data); diff --git a/drivers/mtd/tests/mtd_test.h b/drivers/mtd/tests/mtd_test.h index f437c776c54f..4b7bee17c924 100644 --- a/drivers/mtd/tests/mtd_test.h +++ b/drivers/mtd/tests/mtd_test.h @@ -1,4 +1,16 @@ #include <linux/mtd/mtd.h> +#include <linux/sched.h> + +static inline int mtdtest_relax(void) +{ + cond_resched(); + if (signal_pending(current)) { + pr_info("aborting test due to pending signal!\n"); + return -EINTR; + } + + return 0; +} int mtdtest_erase_eraseblock(struct mtd_info *mtd, unsigned int ebnum); int mtdtest_scan_for_bad_eraseblocks(struct mtd_info *mtd, unsigned char *bbt, diff --git a/drivers/mtd/tests/nandbiterrs.c b/drivers/mtd/tests/nandbiterrs.c index 273f7e553954..09a4ccac53a2 100644 --- a/drivers/mtd/tests/nandbiterrs.c +++ b/drivers/mtd/tests/nandbiterrs.c @@ -320,6 +320,10 @@ static int overwrite_test(void) break; } + err = mtdtest_relax(); + if (err) + break; + opno++; } diff --git a/drivers/mtd/tests/oobtest.c b/drivers/mtd/tests/oobtest.c index 5e061186eab1..8e8525f0202f 100644 --- a/drivers/mtd/tests/oobtest.c +++ b/drivers/mtd/tests/oobtest.c @@ -70,7 +70,7 @@ static int write_eraseblock(int ebnum) int i; struct mtd_oob_ops ops; int err = 0; - loff_t addr = ebnum * mtd->erasesize; + loff_t addr = (loff_t)ebnum * mtd->erasesize; prandom_bytes_state(&rnd_state, writebuf, use_len_max * pgcnt); for (i = 0; i < pgcnt; ++i, addr += mtd->writesize) { @@ -112,7 +112,10 @@ static int write_whole_device(void) return err; if (i % 256 == 0) pr_info("written up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + return err; } pr_info("written %u eraseblocks\n", i); return 0; @@ -141,6 +144,31 @@ static size_t memcmpshow(loff_t addr, const void *cs, const void *ct, size_t cou return bitflips; } +/* + * Compare with 0xff and show the address, offset and data bytes at + * comparison failure. Return number of bitflips encountered. + */ +static size_t memffshow(loff_t addr, loff_t offset, const void *cs, + size_t count) +{ + const unsigned char *su1; + int res; + size_t i = 0; + size_t bitflips = 0; + + for (su1 = cs; 0 < count; ++su1, count--, i++) { + res = *su1 ^ 0xff; + if (res) { + pr_info("error @addr[0x%lx:0x%lx] 0x%x -> 0xff diff 0x%x\n", + (unsigned long)addr, (unsigned long)offset + i, + *su1, res); + bitflips += hweight8(res); + } + } + + return bitflips; +} + static int verify_eraseblock(int ebnum) { int i; @@ -203,6 +231,15 @@ static int verify_eraseblock(int ebnum) bitflips = memcmpshow(addr, readbuf + use_offset, writebuf + (use_len_max * i) + use_offset, use_len); + + /* verify pre-offset area for 0xff */ + bitflips += memffshow(addr, 0, readbuf, use_offset); + + /* verify post-(use_offset + use_len) area for 0xff */ + k = use_offset + use_len; + bitflips += memffshow(addr, k, readbuf + k, + mtd->ecclayout->oobavail - k); + if (bitflips > bitflip_limit) { pr_err("error: verify failed at %#llx\n", (long long)addr); @@ -212,34 +249,8 @@ static int verify_eraseblock(int ebnum) return -1; } } else if (bitflips) { - pr_info("ignoring error as within bitflip_limit\n"); + pr_info("ignoring errors as within bitflip limit\n"); } - - for (k = 0; k < use_offset; ++k) - if (readbuf[k] != 0xff) { - pr_err("error: verify 0xff " - "failed at %#llx\n", - (long long)addr); - errcnt += 1; - if (errcnt > 1000) { - pr_err("error: too " - "many errors\n"); - return -1; - } - } - for (k = use_offset + use_len; - k < mtd->ecclayout->oobavail; ++k) - if (readbuf[k] != 0xff) { - pr_err("error: verify 0xff " - "failed at %#llx\n", - (long long)addr); - errcnt += 1; - if (errcnt > 1000) { - pr_err("error: too " - "many errors\n"); - return -1; - } - } } if (vary_offset) do_vary_offset(); @@ -310,7 +321,10 @@ static int verify_all_eraseblocks(void) return err; if (i % 256 == 0) pr_info("verified up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + return err; } pr_info("verified %u eraseblocks\n", i); return 0; @@ -421,7 +435,10 @@ static int __init mtd_oobtest_init(void) goto out; if (i % 256 == 0) pr_info("verified up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } pr_info("verified %u eraseblocks\n", i); @@ -634,7 +651,11 @@ static int __init mtd_oobtest_init(void) goto out; if (i % 256 == 0) pr_info("written up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; + addr += mtd->writesize; } } @@ -672,7 +693,10 @@ static int __init mtd_oobtest_init(void) } if (i % 256 == 0) pr_info("verified up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } pr_info("verified %u eraseblocks\n", i); diff --git a/drivers/mtd/tests/pagetest.c b/drivers/mtd/tests/pagetest.c index 88296e888e9d..ba1890d5632c 100644 --- a/drivers/mtd/tests/pagetest.c +++ b/drivers/mtd/tests/pagetest.c @@ -407,7 +407,10 @@ static int __init mtd_pagetest_init(void) goto out; if (i % 256 == 0) pr_info("written up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } pr_info("written %u eraseblocks\n", i); @@ -422,7 +425,10 @@ static int __init mtd_pagetest_init(void) goto out; if (i % 256 == 0) pr_info("verified up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } pr_info("verified %u eraseblocks\n", i); diff --git a/drivers/mtd/tests/readtest.c b/drivers/mtd/tests/readtest.c index a54cf1511114..a3196b750a22 100644 --- a/drivers/mtd/tests/readtest.c +++ b/drivers/mtd/tests/readtest.c @@ -190,7 +190,10 @@ static int __init mtd_readtest_init(void) if (!err) err = ret; } - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } if (err) diff --git a/drivers/mtd/tests/speedtest.c b/drivers/mtd/tests/speedtest.c index 5ee9f7021020..5a6f31af06f9 100644 --- a/drivers/mtd/tests/speedtest.c +++ b/drivers/mtd/tests/speedtest.c @@ -185,7 +185,7 @@ static long calc_speed(void) (finish.tv_usec - start.tv_usec) / 1000; if (ms == 0) return 0; - k = goodebcnt * (mtd->erasesize / 1024) * 1000; + k = (uint64_t)goodebcnt * (mtd->erasesize / 1024) * 1000; do_div(k, ms); return k; } @@ -269,7 +269,10 @@ static int __init mtd_speedtest_init(void) err = write_eraseblock(i); if (err) goto out; - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } stop_timing(); speed = calc_speed(); @@ -284,7 +287,10 @@ static int __init mtd_speedtest_init(void) err = read_eraseblock(i); if (err) goto out; - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } stop_timing(); speed = calc_speed(); @@ -303,7 +309,10 @@ static int __init mtd_speedtest_init(void) err = write_eraseblock_by_page(i); if (err) goto out; - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } stop_timing(); speed = calc_speed(); @@ -318,7 +327,10 @@ static int __init mtd_speedtest_init(void) err = read_eraseblock_by_page(i); if (err) goto out; - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } stop_timing(); speed = calc_speed(); @@ -337,7 +349,10 @@ static int __init mtd_speedtest_init(void) err = write_eraseblock_by_2pages(i); if (err) goto out; - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } stop_timing(); speed = calc_speed(); @@ -352,7 +367,10 @@ static int __init mtd_speedtest_init(void) err = read_eraseblock_by_2pages(i); if (err) goto out; - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } stop_timing(); speed = calc_speed(); @@ -385,7 +403,11 @@ static int __init mtd_speedtest_init(void) err = multiblock_erase(i, j); if (err) goto out; - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; + i += j; } stop_timing(); diff --git a/drivers/mtd/tests/stresstest.c b/drivers/mtd/tests/stresstest.c index c9d42cc2df1b..e509f8aa9a7e 100644 --- a/drivers/mtd/tests/stresstest.c +++ b/drivers/mtd/tests/stresstest.c @@ -96,7 +96,7 @@ static int do_read(void) if (offs + len > mtd->erasesize) len = mtd->erasesize - offs; } - addr = eb * mtd->erasesize + offs; + addr = (loff_t)eb * mtd->erasesize + offs; return mtdtest_read(mtd, addr, len, readbuf); } @@ -124,7 +124,7 @@ static int do_write(void) offsets[eb + 1] = 0; } } - addr = eb * mtd->erasesize + offs; + addr = (loff_t)eb * mtd->erasesize + offs; err = mtdtest_write(mtd, addr, len, writebuf); if (unlikely(err)) return err; @@ -221,7 +221,10 @@ static int __init mtd_stresstest_init(void) err = do_operation(); if (err) goto out; - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } pr_info("finished, %d operations done\n", op); diff --git a/drivers/mtd/tests/subpagetest.c b/drivers/mtd/tests/subpagetest.c index 7b59ef522d5e..aecc6ce5a9e1 100644 --- a/drivers/mtd/tests/subpagetest.c +++ b/drivers/mtd/tests/subpagetest.c @@ -95,7 +95,7 @@ static int write_eraseblock2(int ebnum) loff_t addr = (loff_t)ebnum * mtd->erasesize; for (k = 1; k < 33; ++k) { - if (addr + (subpgsize * k) > (ebnum + 1) * mtd->erasesize) + if (addr + (subpgsize * k) > (loff_t)(ebnum + 1) * mtd->erasesize) break; prandom_bytes_state(&rnd_state, writebuf, subpgsize * k); err = mtd_write(mtd, addr, subpgsize * k, &written, writebuf); @@ -195,7 +195,7 @@ static int verify_eraseblock2(int ebnum) loff_t addr = (loff_t)ebnum * mtd->erasesize; for (k = 1; k < 33; ++k) { - if (addr + (subpgsize * k) > (ebnum + 1) * mtd->erasesize) + if (addr + (subpgsize * k) > (loff_t)(ebnum + 1) * mtd->erasesize) break; prandom_bytes_state(&rnd_state, writebuf, subpgsize * k); clear_data(readbuf, subpgsize * k); @@ -269,7 +269,10 @@ static int verify_all_eraseblocks_ff(void) return err; if (i % 256 == 0) pr_info("verified up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + return err; } pr_info("verified %u eraseblocks\n", i); return 0; @@ -346,7 +349,10 @@ static int __init mtd_subpagetest_init(void) goto out; if (i % 256 == 0) pr_info("written up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } pr_info("written %u eraseblocks\n", i); @@ -360,7 +366,10 @@ static int __init mtd_subpagetest_init(void) goto out; if (i % 256 == 0) pr_info("verified up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } pr_info("verified %u eraseblocks\n", i); @@ -383,7 +392,10 @@ static int __init mtd_subpagetest_init(void) goto out; if (i % 256 == 0) pr_info("written up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } pr_info("written %u eraseblocks\n", i); @@ -398,7 +410,10 @@ static int __init mtd_subpagetest_init(void) goto out; if (i % 256 == 0) pr_info("verified up to eraseblock %u\n", i); - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } pr_info("verified %u eraseblocks\n", i); diff --git a/drivers/mtd/tests/torturetest.c b/drivers/mtd/tests/torturetest.c index b55bc52a1340..e5d6e6d9532f 100644 --- a/drivers/mtd/tests/torturetest.c +++ b/drivers/mtd/tests/torturetest.c @@ -101,11 +101,11 @@ static inline int check_eraseblock(int ebnum, unsigned char *buf) { int err, retries = 0; size_t read; - loff_t addr = ebnum * mtd->erasesize; + loff_t addr = (loff_t)ebnum * mtd->erasesize; size_t len = mtd->erasesize; if (pgcnt) { - addr = (ebnum + 1) * mtd->erasesize - pgcnt * pgsize; + addr = (loff_t)(ebnum + 1) * mtd->erasesize - pgcnt * pgsize; len = pgcnt * pgsize; } @@ -155,11 +155,11 @@ static inline int write_pattern(int ebnum, void *buf) { int err; size_t written; - loff_t addr = ebnum * mtd->erasesize; + loff_t addr = (loff_t)ebnum * mtd->erasesize; size_t len = mtd->erasesize; if (pgcnt) { - addr = (ebnum + 1) * mtd->erasesize - pgcnt * pgsize; + addr = (loff_t)(ebnum + 1) * mtd->erasesize - pgcnt * pgsize; len = pgcnt * pgsize; } err = mtd_write(mtd, addr, len, &written, buf); @@ -279,7 +279,10 @@ static int __init tort_init(void) " for 0xFF... pattern\n"); goto out; } - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } } @@ -294,7 +297,10 @@ static int __init tort_init(void) err = write_pattern(i, patt); if (err) goto out; - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } /* Verify what we wrote */ @@ -314,7 +320,10 @@ static int __init tort_init(void) "0x55AA55..." : "0xAA55AA..."); goto out; } - cond_resched(); + + err = mtdtest_relax(); + if (err) + goto out; } } |