* [PATCH] btrfs: replace simple_strtoul() with kstrtoul() [not found] <1399892355-3781-1-git-send-email-zhenzhang.zhang@huawei.com> @ 2014-05-12 11:01 ` Zhang Zhen 2014-05-12 11:28 ` David Taylor 0 siblings, 1 reply; 4+ messages in thread From: Zhang Zhen @ 2014-05-12 11:01 UTC (permalink / raw) To: clm, jbacik; +Cc: linux-btrfs use the newer and more pleasant kstrtoul() to replace simple_strtoul(), because simple_strtoul() is marked for obsoletion. Signed-off-by: Zhang Zhen <zhenzhang.zhang@huawei.com> --- fs/btrfs/ioctl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 2ad7de9..0075b7d 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -1506,7 +1506,7 @@ static noinline int btrfs_ioctl_resize(struct file *file, sizestr = devstr + 1; *devstr = '\0'; devstr = vol_args->name; - devid = simple_strtoull(devstr, &end, 10); + devid = kstrtoul(devstr, &end, 10); if (!devid) { ret = -EINVAL; goto out_free; -- 1.8.1.2 . ^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] btrfs: replace simple_strtoul() with kstrtoul() 2014-05-12 11:01 ` [PATCH] btrfs: replace simple_strtoul() with kstrtoul() Zhang Zhen @ 2014-05-12 11:28 ` David Taylor 2014-05-13 1:44 ` Zhang Zhen 0 siblings, 1 reply; 4+ messages in thread From: David Taylor @ 2014-05-12 11:28 UTC (permalink / raw) To: Zhang Zhen; +Cc: clm, jbacik, linux-btrfs On Mon, 12 May 2014, Zhang Zhen wrote: >use the newer and more pleasant kstrtoul() to replace simple_strtoul(), >because simple_strtoul() is marked for obsoletion. [...] >- devid = simple_strtoull(devstr, &end, 10); >+ devid = kstrtoul(devstr, &end, 10); kstrtoul appears to take its arguments in a different order: unsigned long long simple_strtoull(const char * cp, char ** endp, unsigned int base); int kstrtoul(const char *s, unsigned int base, unsigned long *res); -- David Taylor ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] btrfs: replace simple_strtoul() with kstrtoul() 2014-05-12 11:28 ` David Taylor @ 2014-05-13 1:44 ` Zhang Zhen 0 siblings, 0 replies; 4+ messages in thread From: Zhang Zhen @ 2014-05-13 1:44 UTC (permalink / raw) To: clm, jbacik, linux-btrfs, David Taylor On 2014/5/12 19:28, David Taylor wrote: > On Mon, 12 May 2014, Zhang Zhen wrote: > >> use the newer and more pleasant kstrtoul() to replace simple_strtoul(), >> because simple_strtoul() is marked for obsoletion. > [...] >> - devid = simple_strtoull(devstr, &end, 10); >> + devid = kstrtoul(devstr, &end, 10); > > kstrtoul appears to take its arguments in a different order: > > unsigned long long simple_strtoull(const char * cp, > char ** endp, unsigned int base); > > int kstrtoul(const char *s, unsigned int base, unsigned long *res); > Hi David, You are right, i made a mistake. I will soon send the right one . Thanks for your reply. ^ permalink raw reply [flat|nested] 4+ messages in thread
[parent not found: <1399947478-11287-1-git-send-email-zhenzhang.zhang@huawei.com>]
* [PATCH] btrfs: replace simple_strtoul() with kstrtoul() [not found] <1399947478-11287-1-git-send-email-zhenzhang.zhang@huawei.com> @ 2014-05-13 2:22 ` Zhang Zhen 0 siblings, 0 replies; 4+ messages in thread From: Zhang Zhen @ 2014-05-13 2:22 UTC (permalink / raw) To: clm, jbacik, David Taylor; +Cc: linux-btrfs use the newer and more pleasant kstrtoul() to replace simple_strtoul(), because simple_strtoul() is marked for obsoletion. Signed-off-by: Zhang Zhen <zhenzhang.zhang@huawei.com> --- fs/btrfs/ioctl.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 2ad7de9..30bcc47 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -1502,11 +1502,12 @@ static noinline int btrfs_ioctl_resize(struct file *file, sizestr = vol_args->name; devstr = strchr(sizestr, ':'); if (devstr) { - char *end; sizestr = devstr + 1; *devstr = '\0'; devstr = vol_args->name; - devid = simple_strtoull(devstr, &end, 10); + ret = kstrtoul(devstr, 10, &devid); + if (ret) + goto out_free; if (!devid) { ret = -EINVAL; goto out_free; -- 1.8.1.2 . ^ permalink raw reply related [flat|nested] 4+ messages in thread
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[not found] <1399892355-3781-1-git-send-email-zhenzhang.zhang@huawei.com>
2014-05-12 11:01 ` [PATCH] btrfs: replace simple_strtoul() with kstrtoul() Zhang Zhen
2014-05-12 11:28 ` David Taylor
2014-05-13 1:44 ` Zhang Zhen
[not found] <1399947478-11287-1-git-send-email-zhenzhang.zhang@huawei.com>
2014-05-13 2:22 ` Zhang Zhen
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