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xen: branch for v6.19-rc1 

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Merge tag 'for-linus-6.19-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

Pull xen updates from Juergen Gross:
 "This round it contains only three small cleanup patches"

* tag 'for-linus-6.19-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
  drivers/xen: use min() instead of min_t()
  drivers/xen/xenbus: Replace deprecated strcpy in xenbus_transaction_end
  drivers/xen/xenbus: Simplify return statement in join()
pull/1354/merge
Linus Torvalds 2025-12-06 10:49:19 -08:00
parent 249872f53d 150215b89b
commit 1a68aefc71
3 changed files with 7 additions and 13 deletions
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2
drivers/xen/grant-table.c
View File

@ -1204,7 +1204,7 @@ void gnttab_foreach_grant_in_range(struct page *page,
unsigned int glen; unsigned int glen;
unsigned long xen_pfn; unsigned long xen_pfn;
len = min_t(unsigned int, PAGE_SIZE - offset, len); len = min(PAGE_SIZE - offset, len);
goffset = xen_offset_in_page(offset); goffset = xen_offset_in_page(offset);
xen_pfn = page_to_xen_pfn(page) + XEN_PFN_DOWN(offset); xen_pfn = page_to_xen_pfn(page) + XEN_PFN_DOWN(offset);

16
drivers/xen/xenbus/xenbus_xs.c
View File

@ -407,7 +407,7 @@ static char *join(const char *dir, const char *name)
buffer = kasprintf(GFP_NOIO | __GFP_HIGH, "%s", dir); buffer = kasprintf(GFP_NOIO | __GFP_HIGH, "%s", dir);
else else
buffer = kasprintf(GFP_NOIO | __GFP_HIGH, "%s/%s", dir, name); buffer = kasprintf(GFP_NOIO | __GFP_HIGH, "%s/%s", dir, name);
return (!buffer) ? ERR_PTR(-ENOMEM) : buffer; return buffer ?: ERR_PTR(-ENOMEM);
} }
static char **split_strings(char *strings, unsigned int len, unsigned int *num) static char **split_strings(char *strings, unsigned int len, unsigned int *num)
@ -546,18 +546,12 @@ int xenbus_transaction_start(struct xenbus_transaction *t)
EXPORT_SYMBOL_GPL(xenbus_transaction_start); EXPORT_SYMBOL_GPL(xenbus_transaction_start);
/* End a transaction. /* End a transaction.
* If abandon is true, transaction is discarded instead of committed. * If abort is true, transaction is discarded instead of committed.
*/ */
int xenbus_transaction_end(struct xenbus_transaction t, int abort) int xenbus_transaction_end(struct xenbus_transaction t, bool abort)
{ {
char abortstr[2]; return xs_error(xs_single(t, XS_TRANSACTION_END, abort ? "F" : "T",
NULL));
if (abort)
strcpy(abortstr, "F");
else
strcpy(abortstr, "T");
return xs_error(xs_single(t, XS_TRANSACTION_END, abortstr, NULL));
} }
EXPORT_SYMBOL_GPL(xenbus_transaction_end); EXPORT_SYMBOL_GPL(xenbus_transaction_end);

2
include/xen/xenbus.h
View File

@ -158,7 +158,7 @@ int xenbus_exists(struct xenbus_transaction t,
const char *dir, const char *node); const char *dir, const char *node);
int xenbus_rm(struct xenbus_transaction t, const char *dir, const char *node); int xenbus_rm(struct xenbus_transaction t, const char *dir, const char *node);
int xenbus_transaction_start(struct xenbus_transaction *t); int xenbus_transaction_start(struct xenbus_transaction *t);
int xenbus_transaction_end(struct xenbus_transaction t, int abort); int xenbus_transaction_end(struct xenbus_transaction t, bool abort);
/* Single read and scanf: returns -errno or num scanned if > 0. */ /* Single read and scanf: returns -errno or num scanned if > 0. */
__scanf(4, 5) __scanf(4, 5)